Home / 10,338.02-15,507.04-8,506.62

Finding the Fourth Proportional to 10,338.02, 15,507.04 and 8,506.62

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Solution

The fourth proportional to 10,338.02, 15,507.04 and 8,506.62 is: 12,759.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.02 : 15,507.04 = 8,506.62 : x
  2. Step 2: Convert to fraction form
    10,338.02/15,507.04 = 8,506.62/x
  3. Step 3: Cross multiply
    10,338.02x = 15,507.04 × 8,506.62
  4. Step 4: Simplify right side
    10,338.02x = 131,912,496.60
  5. Step 5: Solve for x
    x = 131,912,496.60/10,338.02
  6. Step 6: Final answer
    x = 12,759.94

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.