Home / 5,507.41-7,600.21-2,989.53

Finding the Fourth Proportional to 5,507.41, 7,600.21 and 2,989.53

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Solution

The fourth proportional to 5,507.41, 7,600.21 and 2,989.53 is: 4,125.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.41 : 7,600.21 = 2,989.53 : x
  2. Step 2: Convert to fraction form
    5,507.41/7,600.21 = 2,989.53/x
  3. Step 3: Cross multiply
    5,507.41x = 7,600.21 × 2,989.53
  4. Step 4: Simplify right side
    5,507.41x = 22,721,055.80
  5. Step 5: Solve for x
    x = 22,721,055.80/5,507.41
  6. Step 6: Final answer
    x = 4,125.54

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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.