Home / 7,442.38-10,270.92-4,458.34

Finding the Fourth Proportional to 7,442.38, 10,270.92 and 4,458.34

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Solution

The fourth proportional to 7,442.38, 10,270.92 and 4,458.34 is: 6,152.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.38 : 10,270.92 = 4,458.34 : x
  2. Step 2: Convert to fraction form
    7,442.38/10,270.92 = 4,458.34/x
  3. Step 3: Cross multiply
    7,442.38x = 10,270.92 × 4,458.34
  4. Step 4: Simplify right side
    7,442.38x = 45,791,253.47
  5. Step 5: Solve for x
    x = 45,791,253.47/7,442.38
  6. Step 6: Final answer
    x = 6,152.77

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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.