Home / 2,212.04-3,317.95-651.98

Finding the Fourth Proportional to 2,212.04, 3,317.95 and 651.98

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Solution

The fourth proportional to 2,212.04, 3,317.95 and 651.98 is: 977.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.04 : 3,317.95 = 651.98 : x
  2. Step 2: Convert to fraction form
    2,212.04/3,317.95 = 651.98/x
  3. Step 3: Cross multiply
    2,212.04x = 3,317.95 × 651.98
  4. Step 4: Simplify right side
    2,212.04x = 2,163,237.04
  5. Step 5: Solve for x
    x = 2,163,237.04/2,212.04
  6. Step 6: Final answer
    x = 977.94

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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.