Home / 7,247.28-10,870.92-2,052.48

Finding the Fourth Proportional to 7,247.28, 10,870.92 and 2,052.48

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Solution

The fourth proportional to 7,247.28, 10,870.92 and 2,052.48 is: 3,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.28 : 10,870.92 = 2,052.48 : x
  2. Step 2: Convert to fraction form
    7,247.28/10,870.92 = 2,052.48/x
  3. Step 3: Cross multiply
    7,247.28x = 10,870.92 × 2,052.48
  4. Step 4: Simplify right side
    7,247.28x = 22,312,345.88
  5. Step 5: Solve for x
    x = 22,312,345.88/7,247.28
  6. Step 6: Final answer
    x = 3,078.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.