Home / 10,544.47-15,816.49-3,148.76

Finding the Fourth Proportional to 10,544.47, 15,816.49 and 3,148.76

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Solution

The fourth proportional to 10,544.47, 15,816.49 and 3,148.76 is: 4,723.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,544.47 : 15,816.49 = 3,148.76 : x
  2. Step 2: Convert to fraction form
    10,544.47/15,816.49 = 3,148.76/x
  3. Step 3: Cross multiply
    10,544.47x = 15,816.49 × 3,148.76
  4. Step 4: Simplify right side
    10,544.47x = 49,802,362.72
  5. Step 5: Solve for x
    x = 49,802,362.72/10,544.47
  6. Step 6: Final answer
    x = 4,723.08

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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.