Home / 10,391.27-15,586.92-2,600.10

Finding the Fourth Proportional to 10,391.27, 15,586.92 and 2,600.10

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Solution

The fourth proportional to 10,391.27, 15,586.92 and 2,600.10 is: 3,900.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,391.27 : 15,586.92 = 2,600.10 : x
  2. Step 2: Convert to fraction form
    10,391.27/15,586.92 = 2,600.10/x
  3. Step 3: Cross multiply
    10,391.27x = 15,586.92 × 2,600.10
  4. Step 4: Simplify right side
    10,391.27x = 40,527,550.69
  5. Step 5: Solve for x
    x = 40,527,550.69/10,391.27
  6. Step 6: Final answer
    x = 3,900.16

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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.