Home / 2,950.60-4,432.38-2,223.40

Finding the Fourth Proportional to 2,950.60, 4,432.38 and 2,223.40

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Solution

The fourth proportional to 2,950.60, 4,432.38 and 2,223.40 is: 3,339.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.60 : 4,432.38 = 2,223.40 : x
  2. Step 2: Convert to fraction form
    2,950.60/4,432.38 = 2,223.40/x
  3. Step 3: Cross multiply
    2,950.60x = 4,432.38 × 2,223.40
  4. Step 4: Simplify right side
    2,950.60x = 9,854,953.69
  5. Step 5: Solve for x
    x = 9,854,953.69/2,950.60
  6. Step 6: Final answer
    x = 3,339.98

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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.