Home / 12,569.07-18,853.88-3,803.97

Finding the Fourth Proportional to 12,569.07, 18,853.88 and 3,803.97

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Solution

The fourth proportional to 12,569.07, 18,853.88 and 3,803.97 is: 5,706.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.07 : 18,853.88 = 3,803.97 : x
  2. Step 2: Convert to fraction form
    12,569.07/18,853.88 = 3,803.97/x
  3. Step 3: Cross multiply
    12,569.07x = 18,853.88 × 3,803.97
  4. Step 4: Simplify right side
    12,569.07x = 71,719,574.88
  5. Step 5: Solve for x
    x = 71,719,574.88/12,569.07
  6. Step 6: Final answer
    x = 5,706.04

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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.