Home / 4,842.85-7,254.41-4,439.19

Finding the Fourth Proportional to 4,842.85, 7,254.41 and 4,439.19

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Solution

The fourth proportional to 4,842.85, 7,254.41 and 4,439.19 is: 6,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.85 : 7,254.41 = 4,439.19 : x
  2. Step 2: Convert to fraction form
    4,842.85/7,254.41 = 4,439.19/x
  3. Step 3: Cross multiply
    4,842.85x = 7,254.41 × 4,439.19
  4. Step 4: Simplify right side
    4,842.85x = 32,203,694.60
  5. Step 5: Solve for x
    x = 32,203,694.60/4,842.85
  6. Step 6: Final answer
    x = 6,649.75

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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.