Home / 10,649.30-14,693.41-6,614.28

Finding the Fourth Proportional to 10,649.30, 14,693.41 and 6,614.28

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Solution

The fourth proportional to 10,649.30, 14,693.41 and 6,614.28 is: 9,126.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649.30 : 14,693.41 = 6,614.28 : x
  2. Step 2: Convert to fraction form
    10,649.30/14,693.41 = 6,614.28/x
  3. Step 3: Cross multiply
    10,649.30x = 14,693.41 × 6,614.28
  4. Step 4: Simplify right side
    10,649.30x = 97,186,327.89
  5. Step 5: Solve for x
    x = 97,186,327.89/10,649.30
  6. Step 6: Final answer
    x = 9,126.08

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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.