Home / 5,919.84-8,169.95-4,425.17

Finding the Fourth Proportional to 5,919.84, 8,169.95 and 4,425.17

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Solution

The fourth proportional to 5,919.84, 8,169.95 and 4,425.17 is: 6,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.84 : 8,169.95 = 4,425.17 : x
  2. Step 2: Convert to fraction form
    5,919.84/8,169.95 = 4,425.17/x
  3. Step 3: Cross multiply
    5,919.84x = 8,169.95 × 4,425.17
  4. Step 4: Simplify right side
    5,919.84x = 36,153,387.85
  5. Step 5: Solve for x
    x = 36,153,387.85/5,919.84
  6. Step 6: Final answer
    x = 6,107.16

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1.5x scale

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.