Home / 3,592.80-5,384.40-2,565.60

Finding the Fourth Proportional to 3,592.80, 5,384.40 and 2,565.60

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Solution

The fourth proportional to 3,592.80, 5,384.40 and 2,565.60 is: 3,844.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.80 : 5,384.40 = 2,565.60 : x
  2. Step 2: Convert to fraction form
    3,592.80/5,384.40 = 2,565.60/x
  3. Step 3: Cross multiply
    3,592.80x = 5,384.40 × 2,565.60
  4. Step 4: Simplify right side
    3,592.80x = 13,814,216.64
  5. Step 5: Solve for x
    x = 13,814,216.64/3,592.80
  6. Step 6: Final answer
    x = 3,844.97

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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.