Home / 5,591.36-7,717.08-3,604.40

Finding the Fourth Proportional to 5,591.36, 7,717.08 and 3,604.40

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Solution

The fourth proportional to 5,591.36, 7,717.08 and 3,604.40 is: 4,974.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.36 : 7,717.08 = 3,604.40 : x
  2. Step 2: Convert to fraction form
    5,591.36/7,717.08 = 3,604.40/x
  3. Step 3: Cross multiply
    5,591.36x = 7,717.08 × 3,604.40
  4. Step 4: Simplify right side
    5,591.36x = 27,815,443.15
  5. Step 5: Solve for x
    x = 27,815,443.15/5,591.36
  6. Step 6: Final answer
    x = 4,974.72

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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.