Home / 10,236.68-15,358.71-3,574.15

Finding the Fourth Proportional to 10,236.68, 15,358.71 and 3,574.15

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Solution

The fourth proportional to 10,236.68, 15,358.71 and 3,574.15 is: 5,362.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.68 : 15,358.71 = 3,574.15 : x
  2. Step 2: Convert to fraction form
    10,236.68/15,358.71 = 3,574.15/x
  3. Step 3: Cross multiply
    10,236.68x = 15,358.71 × 3,574.15
  4. Step 4: Simplify right side
    10,236.68x = 54,894,405.99
  5. Step 5: Solve for x
    x = 54,894,405.99/10,236.68
  6. Step 6: Final answer
    x = 5,362.52

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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.