Home / 7,152.06-10,728.51-2,472.30

Finding the Fourth Proportional to 7,152.06, 10,728.51 and 2,472.30

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Solution

The fourth proportional to 7,152.06, 10,728.51 and 2,472.30 is: 3,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152.06 : 10,728.51 = 2,472.30 : x
  2. Step 2: Convert to fraction form
    7,152.06/10,728.51 = 2,472.30/x
  3. Step 3: Cross multiply
    7,152.06x = 10,728.51 × 2,472.30
  4. Step 4: Simplify right side
    7,152.06x = 26,524,095.27
  5. Step 5: Solve for x
    x = 26,524,095.27/7,152.06
  6. Step 6: Final answer
    x = 3,708.60

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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.