Home / 2,217.66-3,060.74-1,333.95

Finding the Fourth Proportional to 2,217.66, 3,060.74 and 1,333.95

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Solution

The fourth proportional to 2,217.66, 3,060.74 and 1,333.95 is: 1,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.66 : 3,060.74 = 1,333.95 : x
  2. Step 2: Convert to fraction form
    2,217.66/3,060.74 = 1,333.95/x
  3. Step 3: Cross multiply
    2,217.66x = 3,060.74 × 1,333.95
  4. Step 4: Simplify right side
    2,217.66x = 4,082,881.77
  5. Step 5: Solve for x
    x = 4,082,881.77/2,217.66
  6. Step 6: Final answer
    x = 1,841.07

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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.