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Finding the Fourth Proportional to 4,611.01, 6,363.50 and 2,621.76

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Solution

The fourth proportional to 4,611.01, 6,363.50 and 2,621.76 is: 3,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.01 : 6,363.50 = 2,621.76 : x
  2. Step 2: Convert to fraction form
    4,611.01/6,363.50 = 2,621.76/x
  3. Step 3: Cross multiply
    4,611.01x = 6,363.50 × 2,621.76
  4. Step 4: Simplify right side
    4,611.01x = 16,683,569.76
  5. Step 5: Solve for x
    x = 16,683,569.76/4,611.01
  6. Step 6: Final answer
    x = 3,618.20

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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.