Home / 9,146.39-12,622.05-4,954.64

Finding the Fourth Proportional to 9,146.39, 12,622.05 and 4,954.64

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Solution

The fourth proportional to 9,146.39, 12,622.05 and 4,954.64 is: 6,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.39 : 12,622.05 = 4,954.64 : x
  2. Step 2: Convert to fraction form
    9,146.39/12,622.05 = 4,954.64/x
  3. Step 3: Cross multiply
    9,146.39x = 12,622.05 × 4,954.64
  4. Step 4: Simplify right side
    9,146.39x = 62,537,650.70
  5. Step 5: Solve for x
    x = 62,537,650.70/9,146.39
  6. Step 6: Final answer
    x = 6,837.42

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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.