Home / 4,008.16-5,520.98-2,827.16

Finding the Fourth Proportional to 4,008.16, 5,520.98 and 2,827.16

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Solution

The fourth proportional to 4,008.16, 5,520.98 and 2,827.16 is: 3,894.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.16 : 5,520.98 = 2,827.16 : x
  2. Step 2: Convert to fraction form
    4,008.16/5,520.98 = 2,827.16/x
  3. Step 3: Cross multiply
    4,008.16x = 5,520.98 × 2,827.16
  4. Step 4: Simplify right side
    4,008.16x = 15,608,693.82
  5. Step 5: Solve for x
    x = 15,608,693.82/4,008.16
  6. Step 6: Final answer
    x = 3,894.23

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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.