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Finding the Fourth Proportional to 3,335.04, 5,000.40 and 1,602

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Solution

The fourth proportional to 3,335.04, 5,000.40 and 1,602 is: 2,401.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.04 : 5,000.40 = 1,602 : x
  2. Step 2: Convert to fraction form
    3,335.04/5,000.40 = 1,602/x
  3. Step 3: Cross multiply
    3,335.04x = 5,000.40 × 1,602
  4. Step 4: Simplify right side
    3,335.04x = 8,010,640.80
  5. Step 5: Solve for x
    x = 8,010,640.80/3,335.04
  6. Step 6: Final answer
    x = 2,401.96

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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.