Home / 10,967.50-15,136.11-6,253.30

Finding the Fourth Proportional to 10,967.50, 15,136.11 and 6,253.30

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Solution

The fourth proportional to 10,967.50, 15,136.11 and 6,253.30 is: 8,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967.50 : 15,136.11 = 6,253.30 : x
  2. Step 2: Convert to fraction form
    10,967.50/15,136.11 = 6,253.30/x
  3. Step 3: Cross multiply
    10,967.50x = 15,136.11 × 6,253.30
  4. Step 4: Simplify right side
    10,967.50x = 94,650,636.66
  5. Step 5: Solve for x
    x = 94,650,636.66/10,967.50
  6. Step 6: Final answer
    x = 8,630.10

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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.