Home / 10,124.29-15,187.44-3,104.23

Finding the Fourth Proportional to 10,124.29, 15,187.44 and 3,104.23

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Solution

The fourth proportional to 10,124.29, 15,187.44 and 3,104.23 is: 4,656.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.29 : 15,187.44 = 3,104.23 : x
  2. Step 2: Convert to fraction form
    10,124.29/15,187.44 = 3,104.23/x
  3. Step 3: Cross multiply
    10,124.29x = 15,187.44 × 3,104.23
  4. Step 4: Simplify right side
    10,124.29x = 47,145,306.87
  5. Step 5: Solve for x
    x = 47,145,306.87/10,124.29
  6. Step 6: Final answer
    x = 4,656.65

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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.