Home / 12,410.18-17,126.08-7,105.03

Finding the Fourth Proportional to 12,410.18, 17,126.08 and 7,105.03

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Solution

The fourth proportional to 12,410.18, 17,126.08 and 7,105.03 is: 9,804.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.18 : 17,126.08 = 7,105.03 : x
  2. Step 2: Convert to fraction form
    12,410.18/17,126.08 = 7,105.03/x
  3. Step 3: Cross multiply
    12,410.18x = 17,126.08 × 7,105.03
  4. Step 4: Simplify right side
    12,410.18x = 121,681,387.90
  5. Step 5: Solve for x
    x = 121,681,387.90/12,410.18
  6. Step 6: Final answer
    x = 9,804.97

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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.