Home / 2,882.79-4,321.11-2,058.57

Finding the Fourth Proportional to 2,882.79, 4,321.11 and 2,058.57

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Solution

The fourth proportional to 2,882.79, 4,321.11 and 2,058.57 is: 3,085.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.79 : 4,321.11 = 2,058.57 : x
  2. Step 2: Convert to fraction form
    2,882.79/4,321.11 = 2,058.57/x
  3. Step 3: Cross multiply
    2,882.79x = 4,321.11 × 2,058.57
  4. Step 4: Simplify right side
    2,882.79x = 8,895,307.41
  5. Step 5: Solve for x
    x = 8,895,307.41/2,882.79
  6. Step 6: Final answer
    x = 3,085.66

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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.