Home / 7,320.66-10,977.30-3,370.74

Finding the Fourth Proportional to 7,320.66, 10,977.30 and 3,370.74

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Solution

The fourth proportional to 7,320.66, 10,977.30 and 3,370.74 is: 5,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.66 : 10,977.30 = 3,370.74 : x
  2. Step 2: Convert to fraction form
    7,320.66/10,977.30 = 3,370.74/x
  3. Step 3: Cross multiply
    7,320.66x = 10,977.30 × 3,370.74
  4. Step 4: Simplify right side
    7,320.66x = 37,001,624.20
  5. Step 5: Solve for x
    x = 37,001,624.20/7,320.66
  6. Step 6: Final answer
    x = 5,054.41

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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.