Home / 2,330.57-3,495.86-2,188.01

Finding the Fourth Proportional to 2,330.57, 3,495.86 and 2,188.01

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Solution

The fourth proportional to 2,330.57, 3,495.86 and 2,188.01 is: 3,282.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.57 : 3,495.86 = 2,188.01 : x
  2. Step 2: Convert to fraction form
    2,330.57/3,495.86 = 2,188.01/x
  3. Step 3: Cross multiply
    2,330.57x = 3,495.86 × 2,188.01
  4. Step 4: Simplify right side
    2,330.57x = 7,648,976.64
  5. Step 5: Solve for x
    x = 7,648,976.64/2,330.57
  6. Step 6: Final answer
    x = 3,282.02

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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.