Home / 10,230.59-15,343.34-7,260.39

Finding the Fourth Proportional to 10,230.59, 15,343.34 and 7,260.39

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Solution

The fourth proportional to 10,230.59, 15,343.34 and 7,260.39 is: 10,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230.59 : 15,343.34 = 7,260.39 : x
  2. Step 2: Convert to fraction form
    10,230.59/15,343.34 = 7,260.39/x
  3. Step 3: Cross multiply
    10,230.59x = 15,343.34 × 7,260.39
  4. Step 4: Simplify right side
    10,230.59x = 111,398,596.00
  5. Step 5: Solve for x
    x = 111,398,596.00/10,230.59
  6. Step 6: Final answer
    x = 10,888.78

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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.