Home / 5,330.75-7,356.96-3,984.02

Finding the Fourth Proportional to 5,330.75, 7,356.96 and 3,984.02

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Solution

The fourth proportional to 5,330.75, 7,356.96 and 3,984.02 is: 5,498.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.75 : 7,356.96 = 3,984.02 : x
  2. Step 2: Convert to fraction form
    5,330.75/7,356.96 = 3,984.02/x
  3. Step 3: Cross multiply
    5,330.75x = 7,356.96 × 3,984.02
  4. Step 4: Simplify right side
    5,330.75x = 29,310,266.58
  5. Step 5: Solve for x
    x = 29,310,266.58/5,330.75
  6. Step 6: Final answer
    x = 5,498.33

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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.