Home / 3,098.86-4,642.89-2,582.18

Finding the Fourth Proportional to 3,098.86, 4,642.89 and 2,582.18

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Solution

The fourth proportional to 3,098.86, 4,642.89 and 2,582.18 is: 3,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.86 : 4,642.89 = 2,582.18 : x
  2. Step 2: Convert to fraction form
    3,098.86/4,642.89 = 2,582.18/x
  3. Step 3: Cross multiply
    3,098.86x = 4,642.89 × 2,582.18
  4. Step 4: Simplify right side
    3,098.86x = 11,988,777.70
  5. Step 5: Solve for x
    x = 11,988,777.70/3,098.86
  6. Step 6: Final answer
    x = 3,868.77

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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.