Home / 1,654.02-2,279.07-1,374.30

Finding the Fourth Proportional to 1,654.02, 2,279.07 and 1,374.30

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Solution

The fourth proportional to 1,654.02, 2,279.07 and 1,374.30 is: 1,893.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654.02 : 2,279.07 = 1,374.30 : x
  2. Step 2: Convert to fraction form
    1,654.02/2,279.07 = 1,374.30/x
  3. Step 3: Cross multiply
    1,654.02x = 2,279.07 × 1,374.30
  4. Step 4: Simplify right side
    1,654.02x = 3,132,125.90
  5. Step 5: Solve for x
    x = 3,132,125.90/1,654.02
  6. Step 6: Final answer
    x = 1,893.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.