Home / 7,442.32-10,269.70-4,458.10

Finding the Fourth Proportional to 7,442.32, 10,269.70 and 4,458.10

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Solution

The fourth proportional to 7,442.32, 10,269.70 and 4,458.10 is: 6,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.32 : 10,269.70 = 4,458.10 : x
  2. Step 2: Convert to fraction form
    7,442.32/10,269.70 = 4,458.10/x
  3. Step 3: Cross multiply
    7,442.32x = 10,269.70 × 4,458.10
  4. Step 4: Simplify right side
    7,442.32x = 45,783,349.57
  5. Step 5: Solve for x
    x = 45,783,349.57/7,442.32
  6. Step 6: Final answer
    x = 6,151.76

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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.