Home / 2,222.04-3,332.80-760.96

Finding the Fourth Proportional to 2,222.04, 3,332.80 and 760.96

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Solution

The fourth proportional to 2,222.04, 3,332.80 and 760.96 is: 1,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.04 : 3,332.80 = 760.96 : x
  2. Step 2: Convert to fraction form
    2,222.04/3,332.80 = 760.96/x
  3. Step 3: Cross multiply
    2,222.04x = 3,332.80 × 760.96
  4. Step 4: Simplify right side
    2,222.04x = 2,536,127.49
  5. Step 5: Solve for x
    x = 2,536,127.49/2,222.04
  6. Step 6: Final answer
    x = 1,141.35

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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.