Home / 10,776.22-16,154.75-4,207.01

Finding the Fourth Proportional to 10,776.22, 16,154.75 and 4,207.01

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Solution

The fourth proportional to 10,776.22, 16,154.75 and 4,207.01 is: 6,306.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776.22 : 16,154.75 = 4,207.01 : x
  2. Step 2: Convert to fraction form
    10,776.22/16,154.75 = 4,207.01/x
  3. Step 3: Cross multiply
    10,776.22x = 16,154.75 × 4,207.01
  4. Step 4: Simplify right side
    10,776.22x = 67,963,133.38
  5. Step 5: Solve for x
    x = 67,963,133.38/10,776.22
  6. Step 6: Final answer
    x = 6,306.77

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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.