Home / 10,192.06-15,289.61-3,617.70

Finding the Fourth Proportional to 10,192.06, 15,289.61 and 3,617.70

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Solution

The fourth proportional to 10,192.06, 15,289.61 and 3,617.70 is: 5,427.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,192.06 : 15,289.61 = 3,617.70 : x
  2. Step 2: Convert to fraction form
    10,192.06/15,289.61 = 3,617.70/x
  3. Step 3: Cross multiply
    10,192.06x = 15,289.61 × 3,617.70
  4. Step 4: Simplify right side
    10,192.06x = 55,313,154.69
  5. Step 5: Solve for x
    x = 55,313,154.69/10,192.06
  6. Step 6: Final answer
    x = 5,427.08

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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.