Home / 2,934.18-4,044.63-2,187

Finding the Fourth Proportional to 2,934.18, 4,044.63 and 2,187

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Solution

The fourth proportional to 2,934.18, 4,044.63 and 2,187 is: 3,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.18 : 4,044.63 = 2,187 : x
  2. Step 2: Convert to fraction form
    2,934.18/4,044.63 = 2,187/x
  3. Step 3: Cross multiply
    2,934.18x = 4,044.63 × 2,187
  4. Step 4: Simplify right side
    2,934.18x = 8,845,605.81
  5. Step 5: Solve for x
    x = 8,845,605.81/2,934.18
  6. Step 6: Final answer
    x = 3,014.68

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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.