Home / 5,548.52-7,656.06-3,190.20

Finding the Fourth Proportional to 5,548.52, 7,656.06 and 3,190.20

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Solution

The fourth proportional to 5,548.52, 7,656.06 and 3,190.20 is: 4,401.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.52 : 7,656.06 = 3,190.20 : x
  2. Step 2: Convert to fraction form
    5,548.52/7,656.06 = 3,190.20/x
  3. Step 3: Cross multiply
    5,548.52x = 7,656.06 × 3,190.20
  4. Step 4: Simplify right side
    5,548.52x = 24,424,362.61
  5. Step 5: Solve for x
    x = 24,424,362.61/5,548.52
  6. Step 6: Final answer
    x = 4,401.96

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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.