Home / 5,561.60-8,342.31-1,401.52

Finding the Fourth Proportional to 5,561.60, 8,342.31 and 1,401.52

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Solution

The fourth proportional to 5,561.60, 8,342.31 and 1,401.52 is: 2,102.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.60 : 8,342.31 = 1,401.52 : x
  2. Step 2: Convert to fraction form
    5,561.60/8,342.31 = 1,401.52/x
  3. Step 3: Cross multiply
    5,561.60x = 8,342.31 × 1,401.52
  4. Step 4: Simplify right side
    5,561.60x = 11,691,900.38
  5. Step 5: Solve for x
    x = 11,691,900.38/5,561.60
  6. Step 6: Final answer
    x = 2,102.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.