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Finding the Fourth Proportional to 3,598.61, 5,398.54 and 1,651.01

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Solution

The fourth proportional to 3,598.61, 5,398.54 and 1,651.01 is: 2,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.61 : 5,398.54 = 1,651.01 : x
  2. Step 2: Convert to fraction form
    3,598.61/5,398.54 = 1,651.01/x
  3. Step 3: Cross multiply
    3,598.61x = 5,398.54 × 1,651.01
  4. Step 4: Simplify right side
    3,598.61x = 8,913,012.41
  5. Step 5: Solve for x
    x = 8,913,012.41/3,598.61
  6. Step 6: Final answer
    x = 2,476.80

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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.