Home / 7,364.85-11,050.31-2,981.17

Finding the Fourth Proportional to 7,364.85, 11,050.31 and 2,981.17

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Solution

The fourth proportional to 7,364.85, 11,050.31 and 2,981.17 is: 4,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.85 : 11,050.31 = 2,981.17 : x
  2. Step 2: Convert to fraction form
    7,364.85/11,050.31 = 2,981.17/x
  3. Step 3: Cross multiply
    7,364.85x = 11,050.31 × 2,981.17
  4. Step 4: Simplify right side
    7,364.85x = 32,942,852.66
  5. Step 5: Solve for x
    x = 32,942,852.66/7,364.85
  6. Step 6: Final answer
    x = 4,472.98

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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.