Home / 4,612.12-6,915.60-3,153.04

Finding the Fourth Proportional to 4,612.12, 6,915.60 and 3,153.04

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Solution

The fourth proportional to 4,612.12, 6,915.60 and 3,153.04 is: 4,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.12 : 6,915.60 = 3,153.04 : x
  2. Step 2: Convert to fraction form
    4,612.12/6,915.60 = 3,153.04/x
  3. Step 3: Cross multiply
    4,612.12x = 6,915.60 × 3,153.04
  4. Step 4: Simplify right side
    4,612.12x = 21,805,163.42
  5. Step 5: Solve for x
    x = 21,805,163.42/4,612.12
  6. Step 6: Final answer
    x = 4,727.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.