Home / 4,878.68-7,330.04-3,124.44

Finding the Fourth Proportional to 4,878.68, 7,330.04 and 3,124.44

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Solution

The fourth proportional to 4,878.68, 7,330.04 and 3,124.44 is: 4,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.68 : 7,330.04 = 3,124.44 : x
  2. Step 2: Convert to fraction form
    4,878.68/7,330.04 = 3,124.44/x
  3. Step 3: Cross multiply
    4,878.68x = 7,330.04 × 3,124.44
  4. Step 4: Simplify right side
    4,878.68x = 22,902,254.56
  5. Step 5: Solve for x
    x = 22,902,254.56/4,878.68
  6. Step 6: Final answer
    x = 4,694.36

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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.