Home / 2,714.55-4,068.48-1,545.51

Finding the Fourth Proportional to 2,714.55, 4,068.48 and 1,545.51

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Solution

The fourth proportional to 2,714.55, 4,068.48 and 1,545.51 is: 2,316.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.55 : 4,068.48 = 1,545.51 : x
  2. Step 2: Convert to fraction form
    2,714.55/4,068.48 = 1,545.51/x
  3. Step 3: Cross multiply
    2,714.55x = 4,068.48 × 1,545.51
  4. Step 4: Simplify right side
    2,714.55x = 6,287,876.52
  5. Step 5: Solve for x
    x = 6,287,876.52/2,714.55
  6. Step 6: Final answer
    x = 2,316.36

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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.