Home / 10,040.15-15,061.95-3,464.80

Finding the Fourth Proportional to 10,040.15, 15,061.95 and 3,464.80

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Solution

The fourth proportional to 10,040.15, 15,061.95 and 3,464.80 is: 5,197.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.15 : 15,061.95 = 3,464.80 : x
  2. Step 2: Convert to fraction form
    10,040.15/15,061.95 = 3,464.80/x
  3. Step 3: Cross multiply
    10,040.15x = 15,061.95 × 3,464.80
  4. Step 4: Simplify right side
    10,040.15x = 52,186,606.71
  5. Step 5: Solve for x
    x = 52,186,606.71/10,040.15
  6. Step 6: Final answer
    x = 5,197.79

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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.