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Finding the Fourth Proportional to 4,671, 6,445.98 and 2,575.32

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Solution

The fourth proportional to 4,671, 6,445.98 and 2,575.32 is: 3,553.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671 : 6,445.98 = 2,575.32 : x
  2. Step 2: Convert to fraction form
    4,671/6,445.98 = 2,575.32/x
  3. Step 3: Cross multiply
    4,671x = 6,445.98 × 2,575.32
  4. Step 4: Simplify right side
    4,671x = 16,600,461.21
  5. Step 5: Solve for x
    x = 16,600,461.21/4,671
  6. Step 6: Final answer
    x = 3,553.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.