Home / 5,560.98-8,342.80-1,812.74

Finding the Fourth Proportional to 5,560.98, 8,342.80 and 1,812.74

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Solution

The fourth proportional to 5,560.98, 8,342.80 and 1,812.74 is: 2,719.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.98 : 8,342.80 = 1,812.74 : x
  2. Step 2: Convert to fraction form
    5,560.98/8,342.80 = 1,812.74/x
  3. Step 3: Cross multiply
    5,560.98x = 8,342.80 × 1,812.74
  4. Step 4: Simplify right side
    5,560.98x = 15,123,327.27
  5. Step 5: Solve for x
    x = 15,123,327.27/5,560.98
  6. Step 6: Final answer
    x = 2,719.54

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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.