Home / 5,558.30-7,671.48-3,571.34

Finding the Fourth Proportional to 5,558.30, 7,671.48 and 3,571.34

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Solution

The fourth proportional to 5,558.30, 7,671.48 and 3,571.34 is: 4,929.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.30 : 7,671.48 = 3,571.34 : x
  2. Step 2: Convert to fraction form
    5,558.30/7,671.48 = 3,571.34/x
  3. Step 3: Cross multiply
    5,558.30x = 7,671.48 × 3,571.34
  4. Step 4: Simplify right side
    5,558.30x = 27,397,463.38
  5. Step 5: Solve for x
    x = 27,397,463.38/5,558.30
  6. Step 6: Final answer
    x = 4,929.11

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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.