Home / 8,028.79-11,079.54-4,492.33

Finding the Fourth Proportional to 8,028.79, 11,079.54 and 4,492.33

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Solution

The fourth proportional to 8,028.79, 11,079.54 and 4,492.33 is: 6,199.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.79 : 11,079.54 = 4,492.33 : x
  2. Step 2: Convert to fraction form
    8,028.79/11,079.54 = 4,492.33/x
  3. Step 3: Cross multiply
    8,028.79x = 11,079.54 × 4,492.33
  4. Step 4: Simplify right side
    8,028.79x = 49,772,949.93
  5. Step 5: Solve for x
    x = 49,772,949.93/8,028.79
  6. Step 6: Final answer
    x = 6,199.31

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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.