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Finding the Fourth Proportional to 4,720.69, 7,081.04 and 1,600.71

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Solution

The fourth proportional to 4,720.69, 7,081.04 and 1,600.71 is: 2,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.69 : 7,081.04 = 1,600.71 : x
  2. Step 2: Convert to fraction form
    4,720.69/7,081.04 = 1,600.71/x
  3. Step 3: Cross multiply
    4,720.69x = 7,081.04 × 1,600.71
  4. Step 4: Simplify right side
    4,720.69x = 11,334,648.13
  5. Step 5: Solve for x
    x = 11,334,648.13/4,720.69
  6. Step 6: Final answer
    x = 2,401.06

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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.