Home / 9,146.38-12,622.07-4,954.63

Finding the Fourth Proportional to 9,146.38, 12,622.07 and 4,954.63

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Solution

The fourth proportional to 9,146.38, 12,622.07 and 4,954.63 is: 6,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.38 : 12,622.07 = 4,954.63 : x
  2. Step 2: Convert to fraction form
    9,146.38/12,622.07 = 4,954.63/x
  3. Step 3: Cross multiply
    9,146.38x = 12,622.07 × 4,954.63
  4. Step 4: Simplify right side
    9,146.38x = 62,537,686.68
  5. Step 5: Solve for x
    x = 62,537,686.68/9,146.38
  6. Step 6: Final answer
    x = 6,837.42

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Half scale
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Double scale
Find fourth proportional to 9,147.38, 12,623.45 and 4,955.63
Similar ratio
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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.