Home / 9,809.11-13,536.65-5,332.86

Finding the Fourth Proportional to 9,809.11, 13,536.65 and 5,332.86

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Solution

The fourth proportional to 9,809.11, 13,536.65 and 5,332.86 is: 7,359.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.11 : 13,536.65 = 5,332.86 : x
  2. Step 2: Convert to fraction form
    9,809.11/13,536.65 = 5,332.86/x
  3. Step 3: Cross multiply
    9,809.11x = 13,536.65 × 5,332.86
  4. Step 4: Simplify right side
    9,809.11x = 72,189,059.32
  5. Step 5: Solve for x
    x = 72,189,059.32/9,809.11
  6. Step 6: Final answer
    x = 7,359.39

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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.