Home / 4,860.78-7,291.35-4,796.70

Finding the Fourth Proportional to 4,860.78, 7,291.35 and 4,796.70

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Solution

The fourth proportional to 4,860.78, 7,291.35 and 4,796.70 is: 7,195.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.78 : 7,291.35 = 4,796.70 : x
  2. Step 2: Convert to fraction form
    4,860.78/7,291.35 = 4,796.70/x
  3. Step 3: Cross multiply
    4,860.78x = 7,291.35 × 4,796.70
  4. Step 4: Simplify right side
    4,860.78x = 34,974,418.55
  5. Step 5: Solve for x
    x = 34,974,418.55/4,860.78
  6. Step 6: Final answer
    x = 7,195.23

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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.