Home / 1,233.17-1,836.01-1,215.94

Finding the Fourth Proportional to 1,233.17, 1,836.01 and 1,215.94

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Solution

The fourth proportional to 1,233.17, 1,836.01 and 1,215.94 is: 1,810.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.17 : 1,836.01 = 1,215.94 : x
  2. Step 2: Convert to fraction form
    1,233.17/1,836.01 = 1,215.94/x
  3. Step 3: Cross multiply
    1,233.17x = 1,836.01 × 1,215.94
  4. Step 4: Simplify right side
    1,233.17x = 2,232,478.00
  5. Step 5: Solve for x
    x = 2,232,478.00/1,233.17
  6. Step 6: Final answer
    x = 1,810.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.