Home / 7,913.37-11,870.03-2,366.72

Finding the Fourth Proportional to 7,913.37, 11,870.03 and 2,366.72

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Solution

The fourth proportional to 7,913.37, 11,870.03 and 2,366.72 is: 3,550.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.37 : 11,870.03 = 2,366.72 : x
  2. Step 2: Convert to fraction form
    7,913.37/11,870.03 = 2,366.72/x
  3. Step 3: Cross multiply
    7,913.37x = 11,870.03 × 2,366.72
  4. Step 4: Simplify right side
    7,913.37x = 28,092,983.97
  5. Step 5: Solve for x
    x = 28,092,983.97/7,913.37
  6. Step 6: Final answer
    x = 3,550.07

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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.