Home / 5,077.02-7,614.90-2,885.55

Finding the Fourth Proportional to 5,077.02, 7,614.90 and 2,885.55

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Solution

The fourth proportional to 5,077.02, 7,614.90 and 2,885.55 is: 4,327.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.02 : 7,614.90 = 2,885.55 : x
  2. Step 2: Convert to fraction form
    5,077.02/7,614.90 = 2,885.55/x
  3. Step 3: Cross multiply
    5,077.02x = 7,614.90 × 2,885.55
  4. Step 4: Simplify right side
    5,077.02x = 21,973,174.70
  5. Step 5: Solve for x
    x = 21,973,174.70/5,077.02
  6. Step 6: Final answer
    x = 4,327.97

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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.