Home / 4,611.28-6,363.60-2,515.36

Finding the Fourth Proportional to 4,611.28, 6,363.60 and 2,515.36

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Solution

The fourth proportional to 4,611.28, 6,363.60 and 2,515.36 is: 3,471.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.28 : 6,363.60 = 2,515.36 : x
  2. Step 2: Convert to fraction form
    4,611.28/6,363.60 = 2,515.36/x
  3. Step 3: Cross multiply
    4,611.28x = 6,363.60 × 2,515.36
  4. Step 4: Simplify right side
    4,611.28x = 16,006,744.90
  5. Step 5: Solve for x
    x = 16,006,744.90/4,611.28
  6. Step 6: Final answer
    x = 3,471.22

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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.