Home / 2,718.66-3,753.55-2,088.06

Finding the Fourth Proportional to 2,718.66, 3,753.55 and 2,088.06

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Solution

The fourth proportional to 2,718.66, 3,753.55 and 2,088.06 is: 2,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.66 : 3,753.55 = 2,088.06 : x
  2. Step 2: Convert to fraction form
    2,718.66/3,753.55 = 2,088.06/x
  3. Step 3: Cross multiply
    2,718.66x = 3,753.55 × 2,088.06
  4. Step 4: Simplify right side
    2,718.66x = 7,837,637.30
  5. Step 5: Solve for x
    x = 7,837,637.30/2,718.66
  6. Step 6: Final answer
    x = 2,882.91

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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.