Home / 2,927.44-4,390.17-2,238.58

Finding the Fourth Proportional to 2,927.44, 4,390.17 and 2,238.58

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Solution

The fourth proportional to 2,927.44, 4,390.17 and 2,238.58 is: 3,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.44 : 4,390.17 = 2,238.58 : x
  2. Step 2: Convert to fraction form
    2,927.44/4,390.17 = 2,238.58/x
  3. Step 3: Cross multiply
    2,927.44x = 4,390.17 × 2,238.58
  4. Step 4: Simplify right side
    2,927.44x = 9,827,746.76
  5. Step 5: Solve for x
    x = 9,827,746.76/2,927.44
  6. Step 6: Final answer
    x = 3,357.11

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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.