Home / 9,146.63-12,622.41-4,954.88

Finding the Fourth Proportional to 9,146.63, 12,622.41 and 4,954.88

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Solution

The fourth proportional to 9,146.63, 12,622.41 and 4,954.88 is: 6,837.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.63 : 12,622.41 = 4,954.88 : x
  2. Step 2: Convert to fraction form
    9,146.63/12,622.41 = 4,954.88/x
  3. Step 3: Cross multiply
    9,146.63x = 12,622.41 × 4,954.88
  4. Step 4: Simplify right side
    9,146.63x = 62,542,526.86
  5. Step 5: Solve for x
    x = 62,542,526.86/9,146.63
  6. Step 6: Final answer
    x = 6,837.77

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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.