Home / 2,832.55-4,248.83-1,077.15

Finding the Fourth Proportional to 2,832.55, 4,248.83 and 1,077.15

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Solution

The fourth proportional to 2,832.55, 4,248.83 and 1,077.15 is: 1,615.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.55 : 4,248.83 = 1,077.15 : x
  2. Step 2: Convert to fraction form
    2,832.55/4,248.83 = 1,077.15/x
  3. Step 3: Cross multiply
    2,832.55x = 4,248.83 × 1,077.15
  4. Step 4: Simplify right side
    2,832.55x = 4,576,611.90
  5. Step 5: Solve for x
    x = 4,576,611.90/2,832.55
  6. Step 6: Final answer
    x = 1,615.72

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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.