Home / 11,454.20-17,165.10-7,058.60

Finding the Fourth Proportional to 11,454.20, 17,165.10 and 7,058.60

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Solution

The fourth proportional to 11,454.20, 17,165.10 and 7,058.60 is: 10,577.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.20 : 17,165.10 = 7,058.60 : x
  2. Step 2: Convert to fraction form
    11,454.20/17,165.10 = 7,058.60/x
  3. Step 3: Cross multiply
    11,454.20x = 17,165.10 × 7,058.60
  4. Step 4: Simplify right side
    11,454.20x = 121,161,574.86
  5. Step 5: Solve for x
    x = 121,161,574.86/11,454.20
  6. Step 6: Final answer
    x = 10,577.92

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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.