Home / 5,520.96-8,283.47-2,560.82

Finding the Fourth Proportional to 5,520.96, 8,283.47 and 2,560.82

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Solution

The fourth proportional to 5,520.96, 8,283.47 and 2,560.82 is: 3,842.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.96 : 8,283.47 = 2,560.82 : x
  2. Step 2: Convert to fraction form
    5,520.96/8,283.47 = 2,560.82/x
  3. Step 3: Cross multiply
    5,520.96x = 8,283.47 × 2,560.82
  4. Step 4: Simplify right side
    5,520.96x = 21,212,421.42
  5. Step 5: Solve for x
    x = 21,212,421.42/5,520.96
  6. Step 6: Final answer
    x = 3,842.16

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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.