Home / 10,350.18-15,515.25-4,108.14

Finding the Fourth Proportional to 10,350.18, 15,515.25 and 4,108.14

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Solution

The fourth proportional to 10,350.18, 15,515.25 and 4,108.14 is: 6,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.18 : 15,515.25 = 4,108.14 : x
  2. Step 2: Convert to fraction form
    10,350.18/15,515.25 = 4,108.14/x
  3. Step 3: Cross multiply
    10,350.18x = 15,515.25 × 4,108.14
  4. Step 4: Simplify right side
    10,350.18x = 63,738,819.14
  5. Step 5: Solve for x
    x = 63,738,819.14/10,350.18
  6. Step 6: Final answer
    x = 6,158.23

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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.