Home / 3,555.60-5,333.08-2,520.04

Finding the Fourth Proportional to 3,555.60, 5,333.08 and 2,520.04

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Solution

The fourth proportional to 3,555.60, 5,333.08 and 2,520.04 is: 3,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.60 : 5,333.08 = 2,520.04 : x
  2. Step 2: Convert to fraction form
    3,555.60/5,333.08 = 2,520.04/x
  3. Step 3: Cross multiply
    3,555.60x = 5,333.08 × 2,520.04
  4. Step 4: Simplify right side
    3,555.60x = 13,439,574.92
  5. Step 5: Solve for x
    x = 13,439,574.92/3,555.60
  6. Step 6: Final answer
    x = 3,779.83

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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.