Home / 7,229.19-10,844.51-1,964.28

Finding the Fourth Proportional to 7,229.19, 10,844.51 and 1,964.28

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Solution

The fourth proportional to 7,229.19, 10,844.51 and 1,964.28 is: 2,946.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.19 : 10,844.51 = 1,964.28 : x
  2. Step 2: Convert to fraction form
    7,229.19/10,844.51 = 1,964.28/x
  3. Step 3: Cross multiply
    7,229.19x = 10,844.51 × 1,964.28
  4. Step 4: Simplify right side
    7,229.19x = 21,301,654.10
  5. Step 5: Solve for x
    x = 21,301,654.10/7,229.19
  6. Step 6: Final answer
    x = 2,946.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.