Home / 3,040.85-4,554.36-2,117.10

Finding the Fourth Proportional to 3,040.85, 4,554.36 and 2,117.10

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Solution

The fourth proportional to 3,040.85, 4,554.36 and 2,117.10 is: 3,170.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.85 : 4,554.36 = 2,117.10 : x
  2. Step 2: Convert to fraction form
    3,040.85/4,554.36 = 2,117.10/x
  3. Step 3: Cross multiply
    3,040.85x = 4,554.36 × 2,117.10
  4. Step 4: Simplify right side
    3,040.85x = 9,642,024.97
  5. Step 5: Solve for x
    x = 9,642,024.97/3,040.85
  6. Step 6: Final answer
    x = 3,170.83

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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.