Home / 8,028.08-12,102.29-7,492.88

Finding the Fourth Proportional to 8,028.08, 12,102.29 and 7,492.88

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Solution

The fourth proportional to 8,028.08, 12,102.29 and 7,492.88 is: 11,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.08 : 12,102.29 = 7,492.88 : x
  2. Step 2: Convert to fraction form
    8,028.08/12,102.29 = 7,492.88/x
  3. Step 3: Cross multiply
    8,028.08x = 12,102.29 × 7,492.88
  4. Step 4: Simplify right side
    8,028.08x = 90,680,908.72
  5. Step 5: Solve for x
    x = 90,680,908.72/8,028.08
  6. Step 6: Final answer
    x = 11,295.47

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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.