Home / 6,818.93-9,409.59-3,834.17

Finding the Fourth Proportional to 6,818.93, 9,409.59 and 3,834.17

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Solution

The fourth proportional to 6,818.93, 9,409.59 and 3,834.17 is: 5,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.93 : 9,409.59 = 3,834.17 : x
  2. Step 2: Convert to fraction form
    6,818.93/9,409.59 = 3,834.17/x
  3. Step 3: Cross multiply
    6,818.93x = 9,409.59 × 3,834.17
  4. Step 4: Simplify right side
    6,818.93x = 36,077,920.64
  5. Step 5: Solve for x
    x = 36,077,920.64/6,818.93
  6. Step 6: Final answer
    x = 5,290.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.