Home / 1,854.17-2,779.08-1,508.12

Finding the Fourth Proportional to 1,854.17, 2,779.08 and 1,508.12

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Solution

The fourth proportional to 1,854.17, 2,779.08 and 1,508.12 is: 2,260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.17 : 2,779.08 = 1,508.12 : x
  2. Step 2: Convert to fraction form
    1,854.17/2,779.08 = 1,508.12/x
  3. Step 3: Cross multiply
    1,854.17x = 2,779.08 × 1,508.12
  4. Step 4: Simplify right side
    1,854.17x = 4,191,189.73
  5. Step 5: Solve for x
    x = 4,191,189.73/1,854.17
  6. Step 6: Final answer
    x = 2,260.42

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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.