Home / 10,190.40-15,292.56-4,348.56

Finding the Fourth Proportional to 10,190.40, 15,292.56 and 4,348.56

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Solution

The fourth proportional to 10,190.40, 15,292.56 and 4,348.56 is: 6,525.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.40 : 15,292.56 = 4,348.56 : x
  2. Step 2: Convert to fraction form
    10,190.40/15,292.56 = 4,348.56/x
  3. Step 3: Cross multiply
    10,190.40x = 15,292.56 × 4,348.56
  4. Step 4: Simplify right side
    10,190.40x = 66,500,614.71
  5. Step 5: Solve for x
    x = 66,500,614.71/10,190.40
  6. Step 6: Final answer
    x = 6,525.81

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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.