Home / 9,465.47-13,050.21-7,757.69

Finding the Fourth Proportional to 9,465.47, 13,050.21 and 7,757.69

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Solution

The fourth proportional to 9,465.47, 13,050.21 and 7,757.69 is: 10,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.47 : 13,050.21 = 7,757.69 : x
  2. Step 2: Convert to fraction form
    9,465.47/13,050.21 = 7,757.69/x
  3. Step 3: Cross multiply
    9,465.47x = 13,050.21 × 7,757.69
  4. Step 4: Simplify right side
    9,465.47x = 101,239,483.61
  5. Step 5: Solve for x
    x = 101,239,483.61/9,465.47
  6. Step 6: Final answer
    x = 10,695.66

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Half scale
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Double scale
Find fourth proportional to 9,466.47, 13,051.59 and 7,758.69
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.