Home / 7,480.45-11,204.07-4,839.46

Finding the Fourth Proportional to 7,480.45, 11,204.07 and 4,839.46

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Solution

The fourth proportional to 7,480.45, 11,204.07 and 4,839.46 is: 7,248.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.45 : 11,204.07 = 4,839.46 : x
  2. Step 2: Convert to fraction form
    7,480.45/11,204.07 = 4,839.46/x
  3. Step 3: Cross multiply
    7,480.45x = 11,204.07 × 4,839.46
  4. Step 4: Simplify right side
    7,480.45x = 54,221,648.60
  5. Step 5: Solve for x
    x = 54,221,648.60/7,480.45
  6. Step 6: Final answer
    x = 7,248.45

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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.