Home / 10,266.52-14,170.00-6,487.28

Finding the Fourth Proportional to 10,266.52, 14,170.00 and 6,487.28

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Solution

The fourth proportional to 10,266.52, 14,170.00 and 6,487.28 is: 8,953.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.52 : 14,170.00 = 6,487.28 : x
  2. Step 2: Convert to fraction form
    10,266.52/14,170.00 = 6,487.28/x
  3. Step 3: Cross multiply
    10,266.52x = 14,170.00 × 6,487.28
  4. Step 4: Simplify right side
    10,266.52x = 91,924,776.81
  5. Step 5: Solve for x
    x = 91,924,776.81/10,266.52
  6. Step 6: Final answer
    x = 8,953.84

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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.