Home / 9,813.29-13,542.27-5,337.04

Finding the Fourth Proportional to 9,813.29, 13,542.27 and 5,337.04

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Solution

The fourth proportional to 9,813.29, 13,542.27 and 5,337.04 is: 7,365.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813.29 : 13,542.27 = 5,337.04 : x
  2. Step 2: Convert to fraction form
    9,813.29/13,542.27 = 5,337.04/x
  3. Step 3: Cross multiply
    9,813.29x = 13,542.27 × 5,337.04
  4. Step 4: Simplify right side
    9,813.29x = 72,275,636.68
  5. Step 5: Solve for x
    x = 72,275,636.68/9,813.29
  6. Step 6: Final answer
    x = 7,365.08

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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.