Home / 5,404.32-8,110.14-2,117.01

Finding the Fourth Proportional to 5,404.32, 8,110.14 and 2,117.01

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Solution

The fourth proportional to 5,404.32, 8,110.14 and 2,117.01 is: 3,176.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.32 : 8,110.14 = 2,117.01 : x
  2. Step 2: Convert to fraction form
    5,404.32/8,110.14 = 2,117.01/x
  3. Step 3: Cross multiply
    5,404.32x = 8,110.14 × 2,117.01
  4. Step 4: Simplify right side
    5,404.32x = 17,169,247.48
  5. Step 5: Solve for x
    x = 17,169,247.48/5,404.32
  6. Step 6: Final answer
    x = 3,176.95

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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.