Home / 2,892.24-3,988.80-2,332.50

Finding the Fourth Proportional to 2,892.24, 3,988.80 and 2,332.50

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Solution

The fourth proportional to 2,892.24, 3,988.80 and 2,332.50 is: 3,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892.24 : 3,988.80 = 2,332.50 : x
  2. Step 2: Convert to fraction form
    2,892.24/3,988.80 = 2,332.50/x
  3. Step 3: Cross multiply
    2,892.24x = 3,988.80 × 2,332.50
  4. Step 4: Simplify right side
    2,892.24x = 9,303,876
  5. Step 5: Solve for x
    x = 9,303,876/2,892.24
  6. Step 6: Final answer
    x = 3,216.84

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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.