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Finding the Fourth Proportional to 4,492.92, 6,763.64 and 4,040.82

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Solution

The fourth proportional to 4,492.92, 6,763.64 and 4,040.82 is: 6,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.92 : 6,763.64 = 4,040.82 : x
  2. Step 2: Convert to fraction form
    4,492.92/6,763.64 = 4,040.82/x
  3. Step 3: Cross multiply
    4,492.92x = 6,763.64 × 4,040.82
  4. Step 4: Simplify right side
    4,492.92x = 27,330,677.16
  5. Step 5: Solve for x
    x = 27,330,677.16/4,492.92
  6. Step 6: Final answer
    x = 6,083.06

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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.