Home / 4,492.31-6,728.21-3,966.75

Finding the Fourth Proportional to 4,492.31, 6,728.21 and 3,966.75

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Solution

The fourth proportional to 4,492.31, 6,728.21 and 3,966.75 is: 5,941.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.31 : 6,728.21 = 3,966.75 : x
  2. Step 2: Convert to fraction form
    4,492.31/6,728.21 = 3,966.75/x
  3. Step 3: Cross multiply
    4,492.31x = 6,728.21 × 3,966.75
  4. Step 4: Simplify right side
    4,492.31x = 26,689,125.45
  5. Step 5: Solve for x
    x = 26,689,125.45/4,492.31
  6. Step 6: Final answer
    x = 5,941.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.