Home / 5,484.60-8,228.11-2,561.31

Finding the Fourth Proportional to 5,484.60, 8,228.11 and 2,561.31

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Solution

The fourth proportional to 5,484.60, 8,228.11 and 2,561.31 is: 3,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.60 : 8,228.11 = 2,561.31 : x
  2. Step 2: Convert to fraction form
    5,484.60/8,228.11 = 2,561.31/x
  3. Step 3: Cross multiply
    5,484.60x = 8,228.11 × 2,561.31
  4. Step 4: Simplify right side
    5,484.60x = 21,074,740.42
  5. Step 5: Solve for x
    x = 21,074,740.42/5,484.60
  6. Step 6: Final answer
    x = 3,842.53

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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.