Home / 2,890.32-4,336.50-942.52

Finding the Fourth Proportional to 2,890.32, 4,336.50 and 942.52

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Solution

The fourth proportional to 2,890.32, 4,336.50 and 942.52 is: 1,414.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.32 : 4,336.50 = 942.52 : x
  2. Step 2: Convert to fraction form
    2,890.32/4,336.50 = 942.52/x
  3. Step 3: Cross multiply
    2,890.32x = 4,336.50 × 942.52
  4. Step 4: Simplify right side
    2,890.32x = 4,087,237.98
  5. Step 5: Solve for x
    x = 4,087,237.98/2,890.32
  6. Step 6: Final answer
    x = 1,414.11

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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.