Home / 10,549.46-15,826.86-3,975.71

Finding the Fourth Proportional to 10,549.46, 15,826.86 and 3,975.71

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Solution

The fourth proportional to 10,549.46, 15,826.86 and 3,975.71 is: 5,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.46 : 15,826.86 = 3,975.71 : x
  2. Step 2: Convert to fraction form
    10,549.46/15,826.86 = 3,975.71/x
  3. Step 3: Cross multiply
    10,549.46x = 15,826.86 × 3,975.71
  4. Step 4: Simplify right side
    10,549.46x = 62,922,926.44
  5. Step 5: Solve for x
    x = 62,922,926.44/10,549.46
  6. Step 6: Final answer
    x = 5,964.56

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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.