Home / 3,248.99-4,478.34-2,539.58

Finding the Fourth Proportional to 3,248.99, 4,478.34 and 2,539.58

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Solution

The fourth proportional to 3,248.99, 4,478.34 and 2,539.58 is: 3,500.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.99 : 4,478.34 = 2,539.58 : x
  2. Step 2: Convert to fraction form
    3,248.99/4,478.34 = 2,539.58/x
  3. Step 3: Cross multiply
    3,248.99x = 4,478.34 × 2,539.58
  4. Step 4: Simplify right side
    3,248.99x = 11,373,102.70
  5. Step 5: Solve for x
    x = 11,373,102.70/3,248.99
  6. Step 6: Final answer
    x = 3,500.50

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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.