Home / 10,366.76-15,550.67-2,972.32

Finding the Fourth Proportional to 10,366.76, 15,550.67 and 2,972.32

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Solution

The fourth proportional to 10,366.76, 15,550.67 and 2,972.32 is: 4,458.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.76 : 15,550.67 = 2,972.32 : x
  2. Step 2: Convert to fraction form
    10,366.76/15,550.67 = 2,972.32/x
  3. Step 3: Cross multiply
    10,366.76x = 15,550.67 × 2,972.32
  4. Step 4: Simplify right side
    10,366.76x = 46,221,536.01
  5. Step 5: Solve for x
    x = 46,221,536.01/10,366.76
  6. Step 6: Final answer
    x = 4,458.63

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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.