Home / 4,875.97-6,728.82-2,637.85

Finding the Fourth Proportional to 4,875.97, 6,728.82 and 2,637.85

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Solution

The fourth proportional to 4,875.97, 6,728.82 and 2,637.85 is: 3,640.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.97 : 6,728.82 = 2,637.85 : x
  2. Step 2: Convert to fraction form
    4,875.97/6,728.82 = 2,637.85/x
  3. Step 3: Cross multiply
    4,875.97x = 6,728.82 × 2,637.85
  4. Step 4: Simplify right side
    4,875.97x = 17,749,617.84
  5. Step 5: Solve for x
    x = 17,749,617.84/4,875.97
  6. Step 6: Final answer
    x = 3,640.22

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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.