Home / 9,739.27-13,426.17-6,939.91

Finding the Fourth Proportional to 9,739.27, 13,426.17 and 6,939.91

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Solution

The fourth proportional to 9,739.27, 13,426.17 and 6,939.91 is: 9,567.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739.27 : 13,426.17 = 6,939.91 : x
  2. Step 2: Convert to fraction form
    9,739.27/13,426.17 = 6,939.91/x
  3. Step 3: Cross multiply
    9,739.27x = 13,426.17 × 6,939.91
  4. Step 4: Simplify right side
    9,739.27x = 93,176,411.44
  5. Step 5: Solve for x
    x = 93,176,411.44/9,739.27
  6. Step 6: Final answer
    x = 9,567.08

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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.