Home / 2,388.93-3,591.63-2,208.53

Finding the Fourth Proportional to 2,388.93, 3,591.63 and 2,208.53

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Solution

The fourth proportional to 2,388.93, 3,591.63 and 2,208.53 is: 3,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.93 : 3,591.63 = 2,208.53 : x
  2. Step 2: Convert to fraction form
    2,388.93/3,591.63 = 2,208.53/x
  3. Step 3: Cross multiply
    2,388.93x = 3,591.63 × 2,208.53
  4. Step 4: Simplify right side
    2,388.93x = 7,932,204.65
  5. Step 5: Solve for x
    x = 7,932,204.65/2,388.93
  6. Step 6: Final answer
    x = 3,320.40

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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.