Home / 11,261.66-15,542.04-6,545.63

Finding the Fourth Proportional to 11,261.66, 15,542.04 and 6,545.63

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Solution

The fourth proportional to 11,261.66, 15,542.04 and 6,545.63 is: 9,033.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.66 : 15,542.04 = 6,545.63 : x
  2. Step 2: Convert to fraction form
    11,261.66/15,542.04 = 6,545.63/x
  3. Step 3: Cross multiply
    11,261.66x = 15,542.04 × 6,545.63
  4. Step 4: Simplify right side
    11,261.66x = 101,732,365.58
  5. Step 5: Solve for x
    x = 101,732,365.58/11,261.66
  6. Step 6: Final answer
    x = 9,033.52

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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.