Home / 2,932.94-4,390.91-2,281.70

Finding the Fourth Proportional to 2,932.94, 4,390.91 and 2,281.70

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Solution

The fourth proportional to 2,932.94, 4,390.91 and 2,281.70 is: 3,415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.94 : 4,390.91 = 2,281.70 : x
  2. Step 2: Convert to fraction form
    2,932.94/4,390.91 = 2,281.70/x
  3. Step 3: Cross multiply
    2,932.94x = 4,390.91 × 2,281.70
  4. Step 4: Simplify right side
    2,932.94x = 10,018,747.47
  5. Step 5: Solve for x
    x = 10,018,747.47/2,932.94
  6. Step 6: Final answer
    x = 3,415.94

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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.