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Finding the Fourth Proportional to 3,510.66, 5,265.99 and 1,045.52

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Solution

The fourth proportional to 3,510.66, 5,265.99 and 1,045.52 is: 1,568.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.66 : 5,265.99 = 1,045.52 : x
  2. Step 2: Convert to fraction form
    3,510.66/5,265.99 = 1,045.52/x
  3. Step 3: Cross multiply
    3,510.66x = 5,265.99 × 1,045.52
  4. Step 4: Simplify right side
    3,510.66x = 5,505,697.86
  5. Step 5: Solve for x
    x = 5,505,697.86/3,510.66
  6. Step 6: Final answer
    x = 1,568.28

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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.