Home / 10,360.86-14,297.91-5,645.04

Finding the Fourth Proportional to 10,360.86, 14,297.91 and 5,645.04

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Solution

The fourth proportional to 10,360.86, 14,297.91 and 5,645.04 is: 7,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.86 : 14,297.91 = 5,645.04 : x
  2. Step 2: Convert to fraction form
    10,360.86/14,297.91 = 5,645.04/x
  3. Step 3: Cross multiply
    10,360.86x = 14,297.91 × 5,645.04
  4. Step 4: Simplify right side
    10,360.86x = 80,712,273.87
  5. Step 5: Solve for x
    x = 80,712,273.87/10,360.86
  6. Step 6: Final answer
    x = 7,790.11

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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.