Home / 6,859.40-10,294.56-2,479.92

Finding the Fourth Proportional to 6,859.40, 10,294.56 and 2,479.92

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Solution

The fourth proportional to 6,859.40, 10,294.56 and 2,479.92 is: 3,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.40 : 10,294.56 = 2,479.92 : x
  2. Step 2: Convert to fraction form
    6,859.40/10,294.56 = 2,479.92/x
  3. Step 3: Cross multiply
    6,859.40x = 10,294.56 × 2,479.92
  4. Step 4: Simplify right side
    6,859.40x = 25,529,685.24
  5. Step 5: Solve for x
    x = 25,529,685.24/6,859.40
  6. Step 6: Final answer
    x = 3,721.85

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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.