Home / 8,106.35-11,191.16-5,601.93

Finding the Fourth Proportional to 8,106.35, 11,191.16 and 5,601.93

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Solution

The fourth proportional to 8,106.35, 11,191.16 and 5,601.93 is: 7,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.35 : 11,191.16 = 5,601.93 : x
  2. Step 2: Convert to fraction form
    8,106.35/11,191.16 = 5,601.93/x
  3. Step 3: Cross multiply
    8,106.35x = 11,191.16 × 5,601.93
  4. Step 4: Simplify right side
    8,106.35x = 62,692,066.93
  5. Step 5: Solve for x
    x = 62,692,066.93/8,106.35
  6. Step 6: Final answer
    x = 7,733.70

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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.