Home / 10,435.01-14,398.91-6,456.20

Finding the Fourth Proportional to 10,435.01, 14,398.91 and 6,456.20

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Solution

The fourth proportional to 10,435.01, 14,398.91 and 6,456.20 is: 8,908.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.01 : 14,398.91 = 6,456.20 : x
  2. Step 2: Convert to fraction form
    10,435.01/14,398.91 = 6,456.20/x
  3. Step 3: Cross multiply
    10,435.01x = 14,398.91 × 6,456.20
  4. Step 4: Simplify right side
    10,435.01x = 92,962,138.47
  5. Step 5: Solve for x
    x = 92,962,138.47/10,435.01
  6. Step 6: Final answer
    x = 8,908.68

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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.