Home / 9,743.64-13,437.40-6,385.24

Finding the Fourth Proportional to 9,743.64, 13,437.40 and 6,385.24

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Solution

The fourth proportional to 9,743.64, 13,437.40 and 6,385.24 is: 8,805.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,743.64 : 13,437.40 = 6,385.24 : x
  2. Step 2: Convert to fraction form
    9,743.64/13,437.40 = 6,385.24/x
  3. Step 3: Cross multiply
    9,743.64x = 13,437.40 × 6,385.24
  4. Step 4: Simplify right side
    9,743.64x = 85,801,023.98
  5. Step 5: Solve for x
    x = 85,801,023.98/9,743.64
  6. Step 6: Final answer
    x = 8,805.85

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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.