Home / 3,779.52-5,219.04-2,541.12

Finding the Fourth Proportional to 3,779.52, 5,219.04 and 2,541.12

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Solution

The fourth proportional to 3,779.52, 5,219.04 and 2,541.12 is: 3,508.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.52 : 5,219.04 = 2,541.12 : x
  2. Step 2: Convert to fraction form
    3,779.52/5,219.04 = 2,541.12/x
  3. Step 3: Cross multiply
    3,779.52x = 5,219.04 × 2,541.12
  4. Step 4: Simplify right side
    3,779.52x = 13,262,206.92
  5. Step 5: Solve for x
    x = 13,262,206.92/3,779.52
  6. Step 6: Final answer
    x = 3,508.97

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1.5x scale

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.