Home / 10,019.34-15,029.01-4,177.62

Finding the Fourth Proportional to 10,019.34, 15,029.01 and 4,177.62

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Solution

The fourth proportional to 10,019.34, 15,029.01 and 4,177.62 is: 6,266.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019.34 : 15,029.01 = 4,177.62 : x
  2. Step 2: Convert to fraction form
    10,019.34/15,029.01 = 4,177.62/x
  3. Step 3: Cross multiply
    10,019.34x = 15,029.01 × 4,177.62
  4. Step 4: Simplify right side
    10,019.34x = 62,785,492.76
  5. Step 5: Solve for x
    x = 62,785,492.76/10,019.34
  6. Step 6: Final answer
    x = 6,266.43

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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.