Home / 9,211.59-13,818.78-3,366.81

Finding the Fourth Proportional to 9,211.59, 13,818.78 and 3,366.81

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Solution

The fourth proportional to 9,211.59, 13,818.78 and 3,366.81 is: 5,050.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.59 : 13,818.78 = 3,366.81 : x
  2. Step 2: Convert to fraction form
    9,211.59/13,818.78 = 3,366.81/x
  3. Step 3: Cross multiply
    9,211.59x = 13,818.78 × 3,366.81
  4. Step 4: Simplify right side
    9,211.59x = 46,525,206.69
  5. Step 5: Solve for x
    x = 46,525,206.69/9,211.59
  6. Step 6: Final answer
    x = 5,050.72

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1.5x scale

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.