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Finding the Fourth Proportional to 5,582.70, 8,366.88 and 2,460.68

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Solution

The fourth proportional to 5,582.70, 8,366.88 and 2,460.68 is: 3,687.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.70 : 8,366.88 = 2,460.68 : x
  2. Step 2: Convert to fraction form
    5,582.70/8,366.88 = 2,460.68/x
  3. Step 3: Cross multiply
    5,582.70x = 8,366.88 × 2,460.68
  4. Step 4: Simplify right side
    5,582.70x = 20,588,214.28
  5. Step 5: Solve for x
    x = 20,588,214.28/5,582.70
  6. Step 6: Final answer
    x = 3,687.86

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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.