Home / 5,591.84-7,717.20-3,498.08

Finding the Fourth Proportional to 5,591.84, 7,717.20 and 3,498.08

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Solution

The fourth proportional to 5,591.84, 7,717.20 and 3,498.08 is: 4,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.84 : 7,717.20 = 3,498.08 : x
  2. Step 2: Convert to fraction form
    5,591.84/7,717.20 = 3,498.08/x
  3. Step 3: Cross multiply
    5,591.84x = 7,717.20 × 3,498.08
  4. Step 4: Simplify right side
    5,591.84x = 26,995,382.98
  5. Step 5: Solve for x
    x = 26,995,382.98/5,591.84
  6. Step 6: Final answer
    x = 4,827.64

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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.