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Finding the Fourth Proportional to 1,703.60, 2,552 and 1,044.68

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Solution

The fourth proportional to 1,703.60, 2,552 and 1,044.68 is: 1,564.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.60 : 2,552 = 1,044.68 : x
  2. Step 2: Convert to fraction form
    1,703.60/2,552 = 1,044.68/x
  3. Step 3: Cross multiply
    1,703.60x = 2,552 × 1,044.68
  4. Step 4: Simplify right side
    1,703.60x = 2,666,023.36
  5. Step 5: Solve for x
    x = 2,666,023.36/1,703.60
  6. Step 6: Final answer
    x = 1,564.94

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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.