Home / 7,224.30-10,836.47-1,959.34

Finding the Fourth Proportional to 7,224.30, 10,836.47 and 1,959.34

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Solution

The fourth proportional to 7,224.30, 10,836.47 and 1,959.34 is: 2,939.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.30 : 10,836.47 = 1,959.34 : x
  2. Step 2: Convert to fraction form
    7,224.30/10,836.47 = 1,959.34/x
  3. Step 3: Cross multiply
    7,224.30x = 10,836.47 × 1,959.34
  4. Step 4: Simplify right side
    7,224.30x = 21,232,329.13
  5. Step 5: Solve for x
    x = 21,232,329.13/7,224.30
  6. Step 6: Final answer
    x = 2,939.02

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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.