Home / 6,635.19-9,143.37-4,743.48

Finding the Fourth Proportional to 6,635.19, 9,143.37 and 4,743.48

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Solution

The fourth proportional to 6,635.19, 9,143.37 and 4,743.48 is: 6,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.19 : 9,143.37 = 4,743.48 : x
  2. Step 2: Convert to fraction form
    6,635.19/9,143.37 = 4,743.48/x
  3. Step 3: Cross multiply
    6,635.19x = 9,143.37 × 4,743.48
  4. Step 4: Simplify right side
    6,635.19x = 43,371,392.73
  5. Step 5: Solve for x
    x = 43,371,392.73/6,635.19
  6. Step 6: Final answer
    x = 6,536.57

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Half scale
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Double scale
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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.