Home / 9,146.04-12,621.49-4,954.29

Finding the Fourth Proportional to 9,146.04, 12,621.49 and 4,954.29

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Solution

The fourth proportional to 9,146.04, 12,621.49 and 4,954.29 is: 6,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.04 : 12,621.49 = 4,954.29 : x
  2. Step 2: Convert to fraction form
    9,146.04/12,621.49 = 4,954.29/x
  3. Step 3: Cross multiply
    9,146.04x = 12,621.49 × 4,954.29
  4. Step 4: Simplify right side
    9,146.04x = 62,530,521.69
  5. Step 5: Solve for x
    x = 62,530,521.69/9,146.04
  6. Step 6: Final answer
    x = 6,836.90

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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.