Home / 2,340.95-3,229.37-2,085.35

Finding the Fourth Proportional to 2,340.95, 3,229.37 and 2,085.35

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Solution

The fourth proportional to 2,340.95, 3,229.37 and 2,085.35 is: 2,876.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.95 : 3,229.37 = 2,085.35 : x
  2. Step 2: Convert to fraction form
    2,340.95/3,229.37 = 2,085.35/x
  3. Step 3: Cross multiply
    2,340.95x = 3,229.37 × 2,085.35
  4. Step 4: Simplify right side
    2,340.95x = 6,734,347.98
  5. Step 5: Solve for x
    x = 6,734,347.98/2,340.95
  6. Step 6: Final answer
    x = 2,876.76

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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.