Home / 5,400.74-8,095.08-2,279.81

Finding the Fourth Proportional to 5,400.74, 8,095.08 and 2,279.81

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Solution

The fourth proportional to 5,400.74, 8,095.08 and 2,279.81 is: 3,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.74 : 8,095.08 = 2,279.81 : x
  2. Step 2: Convert to fraction form
    5,400.74/8,095.08 = 2,279.81/x
  3. Step 3: Cross multiply
    5,400.74x = 8,095.08 × 2,279.81
  4. Step 4: Simplify right side
    5,400.74x = 18,455,203.86
  5. Step 5: Solve for x
    x = 18,455,203.86/5,400.74
  6. Step 6: Final answer
    x = 3,417.17

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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.