Home / 10,223.56-15,335.34-3,298.06

Finding the Fourth Proportional to 10,223.56, 15,335.34 and 3,298.06

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Solution

The fourth proportional to 10,223.56, 15,335.34 and 3,298.06 is: 4,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223.56 : 15,335.34 = 3,298.06 : x
  2. Step 2: Convert to fraction form
    10,223.56/15,335.34 = 3,298.06/x
  3. Step 3: Cross multiply
    10,223.56x = 15,335.34 × 3,298.06
  4. Step 4: Simplify right side
    10,223.56x = 50,576,871.44
  5. Step 5: Solve for x
    x = 50,576,871.44/10,223.56
  6. Step 6: Final answer
    x = 4,947.09

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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.