Home / 10,653.32-15,979.97-2,862.13

Finding the Fourth Proportional to 10,653.32, 15,979.97 and 2,862.13

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Solution

The fourth proportional to 10,653.32, 15,979.97 and 2,862.13 is: 4,293.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653.32 : 15,979.97 = 2,862.13 : x
  2. Step 2: Convert to fraction form
    10,653.32/15,979.97 = 2,862.13/x
  3. Step 3: Cross multiply
    10,653.32x = 15,979.97 × 2,862.13
  4. Step 4: Simplify right side
    10,653.32x = 45,736,791.49
  5. Step 5: Solve for x
    x = 45,736,791.49/10,653.32
  6. Step 6: Final answer
    x = 4,293.20

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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.