Home / 10,277.14-14,182.42-5,561.41

Finding the Fourth Proportional to 10,277.14, 14,182.42 and 5,561.41

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Solution

The fourth proportional to 10,277.14, 14,182.42 and 5,561.41 is: 7,674.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.14 : 14,182.42 = 5,561.41 : x
  2. Step 2: Convert to fraction form
    10,277.14/14,182.42 = 5,561.41/x
  3. Step 3: Cross multiply
    10,277.14x = 14,182.42 × 5,561.41
  4. Step 4: Simplify right side
    10,277.14x = 78,874,252.41
  5. Step 5: Solve for x
    x = 78,874,252.41/10,277.14
  6. Step 6: Final answer
    x = 7,674.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.