Home / 2,481.48-3,421.02-2,404.80

Finding the Fourth Proportional to 2,481.48, 3,421.02 and 2,404.80

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Solution

The fourth proportional to 2,481.48, 3,421.02 and 2,404.80 is: 3,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.48 : 3,421.02 = 2,404.80 : x
  2. Step 2: Convert to fraction form
    2,481.48/3,421.02 = 2,404.80/x
  3. Step 3: Cross multiply
    2,481.48x = 3,421.02 × 2,404.80
  4. Step 4: Simplify right side
    2,481.48x = 8,226,868.90
  5. Step 5: Solve for x
    x = 8,226,868.90/2,481.48
  6. Step 6: Final answer
    x = 3,315.31

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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.