Home / 8,194.85-12,304.54-4,688.81

Finding the Fourth Proportional to 8,194.85, 12,304.54 and 4,688.81

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Solution

The fourth proportional to 8,194.85, 12,304.54 and 4,688.81 is: 7,040.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194.85 : 12,304.54 = 4,688.81 : x
  2. Step 2: Convert to fraction form
    8,194.85/12,304.54 = 4,688.81/x
  3. Step 3: Cross multiply
    8,194.85x = 12,304.54 × 4,688.81
  4. Step 4: Simplify right side
    8,194.85x = 57,693,631.16
  5. Step 5: Solve for x
    x = 57,693,631.16/8,194.85
  6. Step 6: Final answer
    x = 7,040.23

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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.