Home / 3,158.28-4,735.60-1,077.24

Finding the Fourth Proportional to 3,158.28, 4,735.60 and 1,077.24

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Solution

The fourth proportional to 3,158.28, 4,735.60 and 1,077.24 is: 1,615.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.28 : 4,735.60 = 1,077.24 : x
  2. Step 2: Convert to fraction form
    3,158.28/4,735.60 = 1,077.24/x
  3. Step 3: Cross multiply
    3,158.28x = 4,735.60 × 1,077.24
  4. Step 4: Simplify right side
    3,158.28x = 5,101,377.74
  5. Step 5: Solve for x
    x = 5,101,377.74/3,158.28
  6. Step 6: Final answer
    x = 1,615.24

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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.