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Finding the Fourth Proportional to 6,247.66, 8,621.13 and 3,594.55

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Solution

The fourth proportional to 6,247.66, 8,621.13 and 3,594.55 is: 4,960.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.66 : 8,621.13 = 3,594.55 : x
  2. Step 2: Convert to fraction form
    6,247.66/8,621.13 = 3,594.55/x
  3. Step 3: Cross multiply
    6,247.66x = 8,621.13 × 3,594.55
  4. Step 4: Simplify right side
    6,247.66x = 30,989,082.84
  5. Step 5: Solve for x
    x = 30,989,082.84/6,247.66
  6. Step 6: Final answer
    x = 4,960.11

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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.