Home / 12,862.28-19,293.38-4,097.16

Finding the Fourth Proportional to 12,862.28, 19,293.38 and 4,097.16

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Solution

The fourth proportional to 12,862.28, 19,293.38 and 4,097.16 is: 6,145.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.28 : 19,293.38 = 4,097.16 : x
  2. Step 2: Convert to fraction form
    12,862.28/19,293.38 = 4,097.16/x
  3. Step 3: Cross multiply
    12,862.28x = 19,293.38 × 4,097.16
  4. Step 4: Simplify right side
    12,862.28x = 79,048,044.32
  5. Step 5: Solve for x
    x = 79,048,044.32/12,862.28
  6. Step 6: Final answer
    x = 6,145.73

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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.