Home / 8,013.29-12,020.54-2,470.49

Finding the Fourth Proportional to 8,013.29, 12,020.54 and 2,470.49

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Solution

The fourth proportional to 8,013.29, 12,020.54 and 2,470.49 is: 3,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.29 : 12,020.54 = 2,470.49 : x
  2. Step 2: Convert to fraction form
    8,013.29/12,020.54 = 2,470.49/x
  3. Step 3: Cross multiply
    8,013.29x = 12,020.54 × 2,470.49
  4. Step 4: Simplify right side
    8,013.29x = 29,696,611.51
  5. Step 5: Solve for x
    x = 29,696,611.51/8,013.29
  6. Step 6: Final answer
    x = 3,705.92

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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.