Home / 2,617.32-3,608.10-1,828.92

Finding the Fourth Proportional to 2,617.32, 3,608.10 and 1,828.92

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Solution

The fourth proportional to 2,617.32, 3,608.10 and 1,828.92 is: 2,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.32 : 3,608.10 = 1,828.92 : x
  2. Step 2: Convert to fraction form
    2,617.32/3,608.10 = 1,828.92/x
  3. Step 3: Cross multiply
    2,617.32x = 3,608.10 × 1,828.92
  4. Step 4: Simplify right side
    2,617.32x = 6,598,926.25
  5. Step 5: Solve for x
    x = 6,598,926.25/2,617.32
  6. Step 6: Final answer
    x = 2,521.25

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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.