Home / 3,998.16-5,520.69-2,582.55

Finding the Fourth Proportional to 3,998.16, 5,520.69 and 2,582.55

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Solution

The fourth proportional to 3,998.16, 5,520.69 and 2,582.55 is: 3,566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.16 : 5,520.69 = 2,582.55 : x
  2. Step 2: Convert to fraction form
    3,998.16/5,520.69 = 2,582.55/x
  3. Step 3: Cross multiply
    3,998.16x = 5,520.69 × 2,582.55
  4. Step 4: Simplify right side
    3,998.16x = 14,257,457.96
  5. Step 5: Solve for x
    x = 14,257,457.96/3,998.16
  6. Step 6: Final answer
    x = 3,566.00

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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.