Home / 7,313.58-10,976.65-2,934.05

Finding the Fourth Proportional to 7,313.58, 10,976.65 and 2,934.05

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Solution

The fourth proportional to 7,313.58, 10,976.65 and 2,934.05 is: 4,403.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.58 : 10,976.65 = 2,934.05 : x
  2. Step 2: Convert to fraction form
    7,313.58/10,976.65 = 2,934.05/x
  3. Step 3: Cross multiply
    7,313.58x = 10,976.65 × 2,934.05
  4. Step 4: Simplify right side
    7,313.58x = 32,205,977.71
  5. Step 5: Solve for x
    x = 32,205,977.71/7,313.58
  6. Step 6: Final answer
    x = 4,403.59

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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.