Home / 7,425.60-10,247.49-4,441.71

Finding the Fourth Proportional to 7,425.60, 10,247.49 and 4,441.71

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Solution

The fourth proportional to 7,425.60, 10,247.49 and 4,441.71 is: 6,129.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.60 : 10,247.49 = 4,441.71 : x
  2. Step 2: Convert to fraction form
    7,425.60/10,247.49 = 4,441.71/x
  3. Step 3: Cross multiply
    7,425.60x = 10,247.49 × 4,441.71
  4. Step 4: Simplify right side
    7,425.60x = 45,516,378.81
  5. Step 5: Solve for x
    x = 45,516,378.81/7,425.60
  6. Step 6: Final answer
    x = 6,129.66

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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.