Home / 2,702.52-4,053.06-1,315.08

Finding the Fourth Proportional to 2,702.52, 4,053.06 and 1,315.08

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Solution

The fourth proportional to 2,702.52, 4,053.06 and 1,315.08 is: 1,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.52 : 4,053.06 = 1,315.08 : x
  2. Step 2: Convert to fraction form
    2,702.52/4,053.06 = 1,315.08/x
  3. Step 3: Cross multiply
    2,702.52x = 4,053.06 × 1,315.08
  4. Step 4: Simplify right side
    2,702.52x = 5,330,098.14
  5. Step 5: Solve for x
    x = 5,330,098.14/2,702.52
  6. Step 6: Final answer
    x = 1,972.27

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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.