Home / 10,487.88-14,468.22-6,513.62

Finding the Fourth Proportional to 10,487.88, 14,468.22 and 6,513.62

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Solution

The fourth proportional to 10,487.88, 14,468.22 and 6,513.62 is: 8,985.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,487.88 : 14,468.22 = 6,513.62 : x
  2. Step 2: Convert to fraction form
    10,487.88/14,468.22 = 6,513.62/x
  3. Step 3: Cross multiply
    10,487.88x = 14,468.22 × 6,513.62
  4. Step 4: Simplify right side
    10,487.88x = 94,240,414.82
  5. Step 5: Solve for x
    x = 94,240,414.82/10,487.88
  6. Step 6: Final answer
    x = 8,985.65

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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.