Home / 10,564.35-14,581.11-6,979.89

Finding the Fourth Proportional to 10,564.35, 14,581.11 and 6,979.89

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Solution

The fourth proportional to 10,564.35, 14,581.11 and 6,979.89 is: 9,633.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.35 : 14,581.11 = 6,979.89 : x
  2. Step 2: Convert to fraction form
    10,564.35/14,581.11 = 6,979.89/x
  3. Step 3: Cross multiply
    10,564.35x = 14,581.11 × 6,979.89
  4. Step 4: Simplify right side
    10,564.35x = 101,774,543.88
  5. Step 5: Solve for x
    x = 101,774,543.88/10,564.35
  6. Step 6: Final answer
    x = 9,633.77

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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.