Home / 10,026.72-15,040.80-4,183.92

Finding the Fourth Proportional to 10,026.72, 15,040.80 and 4,183.92

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Solution

The fourth proportional to 10,026.72, 15,040.80 and 4,183.92 is: 6,276.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,026.72 : 15,040.80 = 4,183.92 : x
  2. Step 2: Convert to fraction form
    10,026.72/15,040.80 = 4,183.92/x
  3. Step 3: Cross multiply
    10,026.72x = 15,040.80 × 4,183.92
  4. Step 4: Simplify right side
    10,026.72x = 62,929,503.94
  5. Step 5: Solve for x
    x = 62,929,503.94/10,026.72
  6. Step 6: Final answer
    x = 6,276.18

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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.