Home / 10,343.61-15,515.42-6,184.80

Finding the Fourth Proportional to 10,343.61, 15,515.42 and 6,184.80

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Solution

The fourth proportional to 10,343.61, 15,515.42 and 6,184.80 is: 9,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.61 : 15,515.42 = 6,184.80 : x
  2. Step 2: Convert to fraction form
    10,343.61/15,515.42 = 6,184.80/x
  3. Step 3: Cross multiply
    10,343.61x = 15,515.42 × 6,184.80
  4. Step 4: Simplify right side
    10,343.61x = 95,959,738.69
  5. Step 5: Solve for x
    x = 95,959,738.69/10,343.61
  6. Step 6: Final answer
    x = 9,277.20

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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.