Home / 10,928.04-15,082.02-6,213.48

Finding the Fourth Proportional to 10,928.04, 15,082.02 and 6,213.48

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Solution

The fourth proportional to 10,928.04, 15,082.02 and 6,213.48 is: 8,575.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928.04 : 15,082.02 = 6,213.48 : x
  2. Step 2: Convert to fraction form
    10,928.04/15,082.02 = 6,213.48/x
  3. Step 3: Cross multiply
    10,928.04x = 15,082.02 × 6,213.48
  4. Step 4: Simplify right side
    10,928.04x = 93,711,829.63
  5. Step 5: Solve for x
    x = 93,711,829.63/10,928.04
  6. Step 6: Final answer
    x = 8,575.36

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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.