Home / 12,862.26-19,294.75-4,095.12

Finding the Fourth Proportional to 12,862.26, 19,294.75 and 4,095.12

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Solution

The fourth proportional to 12,862.26, 19,294.75 and 4,095.12 is: 6,143.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.26 : 19,294.75 = 4,095.12 : x
  2. Step 2: Convert to fraction form
    12,862.26/19,294.75 = 4,095.12/x
  3. Step 3: Cross multiply
    12,862.26x = 19,294.75 × 4,095.12
  4. Step 4: Simplify right side
    12,862.26x = 79,014,316.62
  5. Step 5: Solve for x
    x = 79,014,316.62/12,862.26
  6. Step 6: Final answer
    x = 6,143.11

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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.