Home / 7,425.02-10,247.45-4,442.49

Finding the Fourth Proportional to 7,425.02, 10,247.45 and 4,442.49

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Solution

The fourth proportional to 7,425.02, 10,247.45 and 4,442.49 is: 6,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.02 : 10,247.45 = 4,442.49 : x
  2. Step 2: Convert to fraction form
    7,425.02/10,247.45 = 4,442.49/x
  3. Step 3: Cross multiply
    7,425.02x = 10,247.45 × 4,442.49
  4. Step 4: Simplify right side
    7,425.02x = 45,524,171.94
  5. Step 5: Solve for x
    x = 45,524,171.94/7,425.02
  6. Step 6: Final answer
    x = 6,131.19

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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.