Home / 2,511.12-3,464.70-1,565.44

Finding the Fourth Proportional to 2,511.12, 3,464.70 and 1,565.44

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Solution

The fourth proportional to 2,511.12, 3,464.70 and 1,565.44 is: 2,159.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.12 : 3,464.70 = 1,565.44 : x
  2. Step 2: Convert to fraction form
    2,511.12/3,464.70 = 1,565.44/x
  3. Step 3: Cross multiply
    2,511.12x = 3,464.70 × 1,565.44
  4. Step 4: Simplify right side
    2,511.12x = 5,423,779.97
  5. Step 5: Solve for x
    x = 5,423,779.97/2,511.12
  6. Step 6: Final answer
    x = 2,159.90

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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.