Home / 9,386.28-14,042.97-6,455.70

Finding the Fourth Proportional to 9,386.28, 14,042.97 and 6,455.70

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Solution

The fourth proportional to 9,386.28, 14,042.97 and 6,455.70 is: 9,658.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.28 : 14,042.97 = 6,455.70 : x
  2. Step 2: Convert to fraction form
    9,386.28/14,042.97 = 6,455.70/x
  3. Step 3: Cross multiply
    9,386.28x = 14,042.97 × 6,455.70
  4. Step 4: Simplify right side
    9,386.28x = 90,657,201.43
  5. Step 5: Solve for x
    x = 90,657,201.43/9,386.28
  6. Step 6: Final answer
    x = 9,658.48

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.