Home / 3,539.92-4,885.14-2,048.18

Finding the Fourth Proportional to 3,539.92, 4,885.14 and 2,048.18

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Solution

The fourth proportional to 3,539.92, 4,885.14 and 2,048.18 is: 2,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.92 : 4,885.14 = 2,048.18 : x
  2. Step 2: Convert to fraction form
    3,539.92/4,885.14 = 2,048.18/x
  3. Step 3: Cross multiply
    3,539.92x = 4,885.14 × 2,048.18
  4. Step 4: Simplify right side
    3,539.92x = 10,005,646.05
  5. Step 5: Solve for x
    x = 10,005,646.05/3,539.92
  6. Step 6: Final answer
    x = 2,826.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.