Home / 10,154.25-14,013.41-5,677.73

Finding the Fourth Proportional to 10,154.25, 14,013.41 and 5,677.73

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Solution

The fourth proportional to 10,154.25, 14,013.41 and 5,677.73 is: 7,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,154.25 : 14,013.41 = 5,677.73 : x
  2. Step 2: Convert to fraction form
    10,154.25/14,013.41 = 5,677.73/x
  3. Step 3: Cross multiply
    10,154.25x = 14,013.41 × 5,677.73
  4. Step 4: Simplify right side
    10,154.25x = 79,564,259.90
  5. Step 5: Solve for x
    x = 79,564,259.90/10,154.25
  6. Step 6: Final answer
    x = 7,835.56

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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.