Home / 5,590.17-7,715.79-3,353.49

Finding the Fourth Proportional to 5,590.17, 7,715.79 and 3,353.49

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Solution

The fourth proportional to 5,590.17, 7,715.79 and 3,353.49 is: 4,628.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.17 : 7,715.79 = 3,353.49 : x
  2. Step 2: Convert to fraction form
    5,590.17/7,715.79 = 3,353.49/x
  3. Step 3: Cross multiply
    5,590.17x = 7,715.79 × 3,353.49
  4. Step 4: Simplify right side
    5,590.17x = 25,874,824.61
  5. Step 5: Solve for x
    x = 25,874,824.61/5,590.17
  6. Step 6: Final answer
    x = 4,628.63

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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.