Home / 4,842.08-7,249.20-3,615.20

Finding the Fourth Proportional to 4,842.08, 7,249.20 and 3,615.20

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Solution

The fourth proportional to 4,842.08, 7,249.20 and 3,615.20 is: 5,412.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.08 : 7,249.20 = 3,615.20 : x
  2. Step 2: Convert to fraction form
    4,842.08/7,249.20 = 3,615.20/x
  3. Step 3: Cross multiply
    4,842.08x = 7,249.20 × 3,615.20
  4. Step 4: Simplify right side
    4,842.08x = 26,207,307.84
  5. Step 5: Solve for x
    x = 26,207,307.84/4,842.08
  6. Step 6: Final answer
    x = 5,412.41

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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.