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Finding the Fourth Proportional to 6,492.06, 8,959.03 and 3,507.90

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Solution

The fourth proportional to 6,492.06, 8,959.03 and 3,507.90 is: 4,840.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,492.06 : 8,959.03 = 3,507.90 : x
  2. Step 2: Convert to fraction form
    6,492.06/8,959.03 = 3,507.90/x
  3. Step 3: Cross multiply
    6,492.06x = 8,959.03 × 3,507.90
  4. Step 4: Simplify right side
    6,492.06x = 31,427,381.34
  5. Step 5: Solve for x
    x = 31,427,381.34/6,492.06
  6. Step 6: Final answer
    x = 4,840.90

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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.