Home / 5,527.63-7,625.22-3,428.11

Finding the Fourth Proportional to 5,527.63, 7,625.22 and 3,428.11

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Solution

The fourth proportional to 5,527.63, 7,625.22 and 3,428.11 is: 4,728.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.63 : 7,625.22 = 3,428.11 : x
  2. Step 2: Convert to fraction form
    5,527.63/7,625.22 = 3,428.11/x
  3. Step 3: Cross multiply
    5,527.63x = 7,625.22 × 3,428.11
  4. Step 4: Simplify right side
    5,527.63x = 26,140,092.93
  5. Step 5: Solve for x
    x = 26,140,092.93/5,527.63
  6. Step 6: Final answer
    x = 4,728.99

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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.