Home / 5,772.02-8,654.42-2,438.55

Finding the Fourth Proportional to 5,772.02, 8,654.42 and 2,438.55

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Solution

The fourth proportional to 5,772.02, 8,654.42 and 2,438.55 is: 3,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.02 : 8,654.42 = 2,438.55 : x
  2. Step 2: Convert to fraction form
    5,772.02/8,654.42 = 2,438.55/x
  3. Step 3: Cross multiply
    5,772.02x = 8,654.42 × 2,438.55
  4. Step 4: Simplify right side
    5,772.02x = 21,104,223.70
  5. Step 5: Solve for x
    x = 21,104,223.70/5,772.02
  6. Step 6: Final answer
    x = 3,656.30

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Double scale
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Similar ratio
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1.5x scale

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.