Home / 3,479.46-5,213.06-2,898.18

Finding the Fourth Proportional to 3,479.46, 5,213.06 and 2,898.18

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Solution

The fourth proportional to 3,479.46, 5,213.06 and 2,898.18 is: 4,342.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.46 : 5,213.06 = 2,898.18 : x
  2. Step 2: Convert to fraction form
    3,479.46/5,213.06 = 2,898.18/x
  3. Step 3: Cross multiply
    3,479.46x = 5,213.06 × 2,898.18
  4. Step 4: Simplify right side
    3,479.46x = 15,108,382.61
  5. Step 5: Solve for x
    x = 15,108,382.61/3,479.46
  6. Step 6: Final answer
    x = 4,342.17

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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.