Home / 2,332.64-3,219-1,270.38

Finding the Fourth Proportional to 2,332.64, 3,219 and 1,270.38

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Solution

The fourth proportional to 2,332.64, 3,219 and 1,270.38 is: 1,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.64 : 3,219 = 1,270.38 : x
  2. Step 2: Convert to fraction form
    2,332.64/3,219 = 1,270.38/x
  3. Step 3: Cross multiply
    2,332.64x = 3,219 × 1,270.38
  4. Step 4: Simplify right side
    2,332.64x = 4,089,353.22
  5. Step 5: Solve for x
    x = 4,089,353.22/2,332.64
  6. Step 6: Final answer
    x = 1,753.10

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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.