Home / 8,392.19-12,582.75-4,694.81

Finding the Fourth Proportional to 8,392.19, 12,582.75 and 4,694.81

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Solution

The fourth proportional to 8,392.19, 12,582.75 and 4,694.81 is: 7,039.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.19 : 12,582.75 = 4,694.81 : x
  2. Step 2: Convert to fraction form
    8,392.19/12,582.75 = 4,694.81/x
  3. Step 3: Cross multiply
    8,392.19x = 12,582.75 × 4,694.81
  4. Step 4: Simplify right side
    8,392.19x = 59,073,620.53
  5. Step 5: Solve for x
    x = 59,073,620.53/8,392.19
  6. Step 6: Final answer
    x = 7,039.12

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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.