Home / 5,521.06-8,281.60-2,057.50

Finding the Fourth Proportional to 5,521.06, 8,281.60 and 2,057.50

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Solution

The fourth proportional to 5,521.06, 8,281.60 and 2,057.50 is: 3,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.06 : 8,281.60 = 2,057.50 : x
  2. Step 2: Convert to fraction form
    5,521.06/8,281.60 = 2,057.50/x
  3. Step 3: Cross multiply
    5,521.06x = 8,281.60 × 2,057.50
  4. Step 4: Simplify right side
    5,521.06x = 17,039,392
  5. Step 5: Solve for x
    x = 17,039,392/5,521.06
  6. Step 6: Final answer
    x = 3,086.25

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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.