Home / 1,952.08-2,693.16-1,253.20

Finding the Fourth Proportional to 1,952.08, 2,693.16 and 1,253.20

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Solution

The fourth proportional to 1,952.08, 2,693.16 and 1,253.20 is: 1,728.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.08 : 2,693.16 = 1,253.20 : x
  2. Step 2: Convert to fraction form
    1,952.08/2,693.16 = 1,253.20/x
  3. Step 3: Cross multiply
    1,952.08x = 2,693.16 × 1,253.20
  4. Step 4: Simplify right side
    1,952.08x = 3,375,068.11
  5. Step 5: Solve for x
    x = 3,375,068.11/1,952.08
  6. Step 6: Final answer
    x = 1,728.96

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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.