Home / 9,465.12-13,061.93-5,216.54

Finding the Fourth Proportional to 9,465.12, 13,061.93 and 5,216.54

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Solution

The fourth proportional to 9,465.12, 13,061.93 and 5,216.54 is: 7,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.12 : 13,061.93 = 5,216.54 : x
  2. Step 2: Convert to fraction form
    9,465.12/13,061.93 = 5,216.54/x
  3. Step 3: Cross multiply
    9,465.12x = 13,061.93 × 5,216.54
  4. Step 4: Simplify right side
    9,465.12x = 68,137,988.93
  5. Step 5: Solve for x
    x = 68,137,988.93/9,465.12
  6. Step 6: Final answer
    x = 7,198.85

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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.