Home / 5,025.92-7,538.40-3,077.12

Finding the Fourth Proportional to 5,025.92, 7,538.40 and 3,077.12

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Solution

The fourth proportional to 5,025.92, 7,538.40 and 3,077.12 is: 4,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.92 : 7,538.40 = 3,077.12 : x
  2. Step 2: Convert to fraction form
    5,025.92/7,538.40 = 3,077.12/x
  3. Step 3: Cross multiply
    5,025.92x = 7,538.40 × 3,077.12
  4. Step 4: Simplify right side
    5,025.92x = 23,196,561.41
  5. Step 5: Solve for x
    x = 23,196,561.41/5,025.92
  6. Step 6: Final answer
    x = 4,615.39

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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.