Home / 2,718.12-4,077.24-2,310.12

Finding the Fourth Proportional to 2,718.12, 4,077.24 and 2,310.12

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Solution

The fourth proportional to 2,718.12, 4,077.24 and 2,310.12 is: 3,465.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.12 : 4,077.24 = 2,310.12 : x
  2. Step 2: Convert to fraction form
    2,718.12/4,077.24 = 2,310.12/x
  3. Step 3: Cross multiply
    2,718.12x = 4,077.24 × 2,310.12
  4. Step 4: Simplify right side
    2,718.12x = 9,418,913.67
  5. Step 5: Solve for x
    x = 9,418,913.67/2,718.12
  6. Step 6: Final answer
    x = 3,465.23

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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.