Home / 2,792.24-4,208.16-2,628.08

Finding the Fourth Proportional to 2,792.24, 4,208.16 and 2,628.08

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Solution

The fourth proportional to 2,792.24, 4,208.16 and 2,628.08 is: 3,960.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.24 : 4,208.16 = 2,628.08 : x
  2. Step 2: Convert to fraction form
    2,792.24/4,208.16 = 2,628.08/x
  3. Step 3: Cross multiply
    2,792.24x = 4,208.16 × 2,628.08
  4. Step 4: Simplify right side
    2,792.24x = 11,059,381.13
  5. Step 5: Solve for x
    x = 11,059,381.13/2,792.24
  6. Step 6: Final answer
    x = 3,960.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.