Home / 5,126.05-7,059.05-4,453.55

Finding the Fourth Proportional to 5,126.05, 7,059.05 and 4,453.55

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Solution

The fourth proportional to 5,126.05, 7,059.05 and 4,453.55 is: 6,132.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.05 : 7,059.05 = 4,453.55 : x
  2. Step 2: Convert to fraction form
    5,126.05/7,059.05 = 4,453.55/x
  3. Step 3: Cross multiply
    5,126.05x = 7,059.05 × 4,453.55
  4. Step 4: Simplify right side
    5,126.05x = 31,437,832.13
  5. Step 5: Solve for x
    x = 31,437,832.13/5,126.05
  6. Step 6: Final answer
    x = 6,132.95

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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.