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Finding the Fourth Proportional to 5,508.96, 8,253.41 and 4,918.47

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Solution

The fourth proportional to 5,508.96, 8,253.41 and 4,918.47 is: 7,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.96 : 8,253.41 = 4,918.47 : x
  2. Step 2: Convert to fraction form
    5,508.96/8,253.41 = 4,918.47/x
  3. Step 3: Cross multiply
    5,508.96x = 8,253.41 × 4,918.47
  4. Step 4: Simplify right side
    5,508.96x = 40,594,124.89
  5. Step 5: Solve for x
    x = 40,594,124.89/5,508.96
  6. Step 6: Final answer
    x = 7,368.75

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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.