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Finding the Fourth Proportional to 6,492.56, 8,959.70 and 3,660.23

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Solution

The fourth proportional to 6,492.56, 8,959.70 and 3,660.23 is: 5,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,492.56 : 8,959.70 = 3,660.23 : x
  2. Step 2: Convert to fraction form
    6,492.56/8,959.70 = 3,660.23/x
  3. Step 3: Cross multiply
    6,492.56x = 8,959.70 × 3,660.23
  4. Step 4: Simplify right side
    6,492.56x = 32,794,594.28
  5. Step 5: Solve for x
    x = 32,794,594.28/6,492.56
  6. Step 6: Final answer
    x = 5,051.11

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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.