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Finding the Fourth Proportional to 1,333.68, 2,000.52 and 1,044.72

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Solution

The fourth proportional to 1,333.68, 2,000.52 and 1,044.72 is: 1,567.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333.68 : 2,000.52 = 1,044.72 : x
  2. Step 2: Convert to fraction form
    1,333.68/2,000.52 = 1,044.72/x
  3. Step 3: Cross multiply
    1,333.68x = 2,000.52 × 1,044.72
  4. Step 4: Simplify right side
    1,333.68x = 2,089,983.25
  5. Step 5: Solve for x
    x = 2,089,983.25/1,333.68
  6. Step 6: Final answer
    x = 1,567.08

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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.