Home / 10,869.44-16,306.61-5,871.69

Finding the Fourth Proportional to 10,869.44, 16,306.61 and 5,871.69

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Solution

The fourth proportional to 10,869.44, 16,306.61 and 5,871.69 is: 8,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869.44 : 16,306.61 = 5,871.69 : x
  2. Step 2: Convert to fraction form
    10,869.44/16,306.61 = 5,871.69/x
  3. Step 3: Cross multiply
    10,869.44x = 16,306.61 × 5,871.69
  4. Step 4: Simplify right side
    10,869.44x = 95,747,329.51
  5. Step 5: Solve for x
    x = 95,747,329.51/10,869.44
  6. Step 6: Final answer
    x = 8,808.86

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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.