Home / 5,617.03-7,751.56-3,099.23

Finding the Fourth Proportional to 5,617.03, 7,751.56 and 3,099.23

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Solution

The fourth proportional to 5,617.03, 7,751.56 and 3,099.23 is: 4,276.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.03 : 7,751.56 = 3,099.23 : x
  2. Step 2: Convert to fraction form
    5,617.03/7,751.56 = 3,099.23/x
  3. Step 3: Cross multiply
    5,617.03x = 7,751.56 × 3,099.23
  4. Step 4: Simplify right side
    5,617.03x = 24,023,875.05
  5. Step 5: Solve for x
    x = 24,023,875.05/5,617.03
  6. Step 6: Final answer
    x = 4,276.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.