Home / 6,102.70-8,422.41-5,106.22

Finding the Fourth Proportional to 6,102.70, 8,422.41 and 5,106.22

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Solution

The fourth proportional to 6,102.70, 8,422.41 and 5,106.22 is: 7,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102.70 : 8,422.41 = 5,106.22 : x
  2. Step 2: Convert to fraction form
    6,102.70/8,422.41 = 5,106.22/x
  3. Step 3: Cross multiply
    6,102.70x = 8,422.41 × 5,106.22
  4. Step 4: Simplify right side
    6,102.70x = 43,006,678.39
  5. Step 5: Solve for x
    x = 43,006,678.39/6,102.70
  6. Step 6: Final answer
    x = 7,047.16

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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.