Home / 12,363.40-17,062.68-7,058.62

Finding the Fourth Proportional to 12,363.40, 17,062.68 and 7,058.62

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Solution

The fourth proportional to 12,363.40, 17,062.68 and 7,058.62 is: 9,741.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.40 : 17,062.68 = 7,058.62 : x
  2. Step 2: Convert to fraction form
    12,363.40/17,062.68 = 7,058.62/x
  3. Step 3: Cross multiply
    12,363.40x = 17,062.68 × 7,058.62
  4. Step 4: Simplify right side
    12,363.40x = 120,438,974.30
  5. Step 5: Solve for x
    x = 120,438,974.30/12,363.40
  6. Step 6: Final answer
    x = 9,741.57

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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.