Home / 8,148.29-11,244.30-4,611.70

Finding the Fourth Proportional to 8,148.29, 11,244.30 and 4,611.70

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Solution

The fourth proportional to 8,148.29, 11,244.30 and 4,611.70 is: 6,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.29 : 11,244.30 = 4,611.70 : x
  2. Step 2: Convert to fraction form
    8,148.29/11,244.30 = 4,611.70/x
  3. Step 3: Cross multiply
    8,148.29x = 11,244.30 × 4,611.70
  4. Step 4: Simplify right side
    8,148.29x = 51,855,282.09
  5. Step 5: Solve for x
    x = 51,855,282.09/8,148.29
  6. Step 6: Final answer
    x = 6,363.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.