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Finding the Fourth Proportional to 5,659.93, 8,489.90 and 2,370.70

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Solution

The fourth proportional to 5,659.93, 8,489.90 and 2,370.70 is: 3,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.93 : 8,489.90 = 2,370.70 : x
  2. Step 2: Convert to fraction form
    5,659.93/8,489.90 = 2,370.70/x
  3. Step 3: Cross multiply
    5,659.93x = 8,489.90 × 2,370.70
  4. Step 4: Simplify right side
    5,659.93x = 20,127,005.93
  5. Step 5: Solve for x
    x = 20,127,005.93/5,659.93
  6. Step 6: Final answer
    x = 3,556.05

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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.