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Finding the Fourth Proportional to 5,336.60, 8,004.90 and 4,753.40

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Solution

The fourth proportional to 5,336.60, 8,004.90 and 4,753.40 is: 7,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.60 : 8,004.90 = 4,753.40 : x
  2. Step 2: Convert to fraction form
    5,336.60/8,004.90 = 4,753.40/x
  3. Step 3: Cross multiply
    5,336.60x = 8,004.90 × 4,753.40
  4. Step 4: Simplify right side
    5,336.60x = 38,050,491.66
  5. Step 5: Solve for x
    x = 38,050,491.66/5,336.60
  6. Step 6: Final answer
    x = 7,130.10

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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.