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Finding the Fourth Proportional to 7,068.13, 10,602.20 and 2,451.13

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Solution

The fourth proportional to 7,068.13, 10,602.20 and 2,451.13 is: 3,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.13 : 10,602.20 = 2,451.13 : x
  2. Step 2: Convert to fraction form
    7,068.13/10,602.20 = 2,451.13/x
  3. Step 3: Cross multiply
    7,068.13x = 10,602.20 × 2,451.13
  4. Step 4: Simplify right side
    7,068.13x = 25,987,370.49
  5. Step 5: Solve for x
    x = 25,987,370.49/7,068.13
  6. Step 6: Final answer
    x = 3,676.70

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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.