Home / 10,667.36-16,001.04-2,876.78

Finding the Fourth Proportional to 10,667.36, 16,001.04 and 2,876.78

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Solution

The fourth proportional to 10,667.36, 16,001.04 and 2,876.78 is: 4,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667.36 : 16,001.04 = 2,876.78 : x
  2. Step 2: Convert to fraction form
    10,667.36/16,001.04 = 2,876.78/x
  3. Step 3: Cross multiply
    10,667.36x = 16,001.04 × 2,876.78
  4. Step 4: Simplify right side
    10,667.36x = 46,031,471.85
  5. Step 5: Solve for x
    x = 46,031,471.85/10,667.36
  6. Step 6: Final answer
    x = 4,315.17

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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.