Home / 7,399.52-10,211.36-4,255.50

Finding the Fourth Proportional to 7,399.52, 10,211.36 and 4,255.50

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Solution

The fourth proportional to 7,399.52, 10,211.36 and 4,255.50 is: 5,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.52 : 10,211.36 = 4,255.50 : x
  2. Step 2: Convert to fraction form
    7,399.52/10,211.36 = 4,255.50/x
  3. Step 3: Cross multiply
    7,399.52x = 10,211.36 × 4,255.50
  4. Step 4: Simplify right side
    7,399.52x = 43,454,442.48
  5. Step 5: Solve for x
    x = 43,454,442.48/7,399.52
  6. Step 6: Final answer
    x = 5,872.60

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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.