Home / 2,718.49-3,752.40-2,480.62

Finding the Fourth Proportional to 2,718.49, 3,752.40 and 2,480.62

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Solution

The fourth proportional to 2,718.49, 3,752.40 and 2,480.62 is: 3,424.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.49 : 3,752.40 = 2,480.62 : x
  2. Step 2: Convert to fraction form
    2,718.49/3,752.40 = 2,480.62/x
  3. Step 3: Cross multiply
    2,718.49x = 3,752.40 × 2,480.62
  4. Step 4: Simplify right side
    2,718.49x = 9,308,278.41
  5. Step 5: Solve for x
    x = 9,308,278.41/2,718.49
  6. Step 6: Final answer
    x = 3,424.07

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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.