Home / 1,772.10-2,654.95-1,567.30

Finding the Fourth Proportional to 1,772.10, 2,654.95 and 1,567.30

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Solution

The fourth proportional to 1,772.10, 2,654.95 and 1,567.30 is: 2,348.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.10 : 2,654.95 = 1,567.30 : x
  2. Step 2: Convert to fraction form
    1,772.10/2,654.95 = 1,567.30/x
  3. Step 3: Cross multiply
    1,772.10x = 2,654.95 × 1,567.30
  4. Step 4: Simplify right side
    1,772.10x = 4,161,103.14
  5. Step 5: Solve for x
    x = 4,161,103.14/1,772.10
  6. Step 6: Final answer
    x = 2,348.12

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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.