Home / 8,340.32-12,510.90-2,496.38

Finding the Fourth Proportional to 8,340.32, 12,510.90 and 2,496.38

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Solution

The fourth proportional to 8,340.32, 12,510.90 and 2,496.38 is: 3,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340.32 : 12,510.90 = 2,496.38 : x
  2. Step 2: Convert to fraction form
    8,340.32/12,510.90 = 2,496.38/x
  3. Step 3: Cross multiply
    8,340.32x = 12,510.90 × 2,496.38
  4. Step 4: Simplify right side
    8,340.32x = 31,231,897.99
  5. Step 5: Solve for x
    x = 31,231,897.99/8,340.32
  6. Step 6: Final answer
    x = 3,744.69

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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.