Home / 9,835.43-13,572.77-5,359.06

Finding the Fourth Proportional to 9,835.43, 13,572.77 and 5,359.06

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Solution

The fourth proportional to 9,835.43, 13,572.77 and 5,359.06 is: 7,395.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,835.43 : 13,572.77 = 5,359.06 : x
  2. Step 2: Convert to fraction form
    9,835.43/13,572.77 = 5,359.06/x
  3. Step 3: Cross multiply
    9,835.43x = 13,572.77 × 5,359.06
  4. Step 4: Simplify right side
    9,835.43x = 72,737,278.97
  5. Step 5: Solve for x
    x = 72,737,278.97/9,835.43
  6. Step 6: Final answer
    x = 7,395.44

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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.