Home / 10,544.49-15,816.20-3,149.01

Finding the Fourth Proportional to 10,544.49, 15,816.20 and 3,149.01

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Solution

The fourth proportional to 10,544.49, 15,816.20 and 3,149.01 is: 4,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,544.49 : 15,816.20 = 3,149.01 : x
  2. Step 2: Convert to fraction form
    10,544.49/15,816.20 = 3,149.01/x
  3. Step 3: Cross multiply
    10,544.49x = 15,816.20 × 3,149.01
  4. Step 4: Simplify right side
    10,544.49x = 49,805,356.22
  5. Step 5: Solve for x
    x = 49,805,356.22/10,544.49
  6. Step 6: Final answer
    x = 4,723.35

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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.