Home / 4,849.12-7,306.09-4,387.42

Finding the Fourth Proportional to 4,849.12, 7,306.09 and 4,387.42

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Solution

The fourth proportional to 4,849.12, 7,306.09 and 4,387.42 is: 6,610.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.12 : 7,306.09 = 4,387.42 : x
  2. Step 2: Convert to fraction form
    4,849.12/7,306.09 = 4,387.42/x
  3. Step 3: Cross multiply
    4,849.12x = 7,306.09 × 4,387.42
  4. Step 4: Simplify right side
    4,849.12x = 32,054,885.39
  5. Step 5: Solve for x
    x = 32,054,885.39/4,849.12
  6. Step 6: Final answer
    x = 6,610.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.