Home / 9,758.13-13,465.37-5,778.57

Finding the Fourth Proportional to 9,758.13, 13,465.37 and 5,778.57

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Solution

The fourth proportional to 9,758.13, 13,465.37 and 5,778.57 is: 7,973.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758.13 : 13,465.37 = 5,778.57 : x
  2. Step 2: Convert to fraction form
    9,758.13/13,465.37 = 5,778.57/x
  3. Step 3: Cross multiply
    9,758.13x = 13,465.37 × 5,778.57
  4. Step 4: Simplify right side
    9,758.13x = 77,810,554.23
  5. Step 5: Solve for x
    x = 77,810,554.23/9,758.13
  6. Step 6: Final answer
    x = 7,973.92

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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.