Home / 7,258.28-10,010.80-4,426.12

Finding the Fourth Proportional to 7,258.28, 10,010.80 and 4,426.12

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Solution

The fourth proportional to 7,258.28, 10,010.80 and 4,426.12 is: 6,104.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258.28 : 10,010.80 = 4,426.12 : x
  2. Step 2: Convert to fraction form
    7,258.28/10,010.80 = 4,426.12/x
  3. Step 3: Cross multiply
    7,258.28x = 10,010.80 × 4,426.12
  4. Step 4: Simplify right side
    7,258.28x = 44,309,002.10
  5. Step 5: Solve for x
    x = 44,309,002.10/7,258.28
  6. Step 6: Final answer
    x = 6,104.61

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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.