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Finding the Fourth Proportional to 2,674.35, 4,006.95 and 1,503.90

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Solution

The fourth proportional to 2,674.35, 4,006.95 and 1,503.90 is: 2,253.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.35 : 4,006.95 = 1,503.90 : x
  2. Step 2: Convert to fraction form
    2,674.35/4,006.95 = 1,503.90/x
  3. Step 3: Cross multiply
    2,674.35x = 4,006.95 × 1,503.90
  4. Step 4: Simplify right side
    2,674.35x = 6,026,052.11
  5. Step 5: Solve for x
    x = 6,026,052.11/2,674.35
  6. Step 6: Final answer
    x = 2,253.28

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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.