Home / 10,228.56-15,341.70-3,208.29

Finding the Fourth Proportional to 10,228.56, 15,341.70 and 3,208.29

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Solution

The fourth proportional to 10,228.56, 15,341.70 and 3,208.29 is: 4,812.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.56 : 15,341.70 = 3,208.29 : x
  2. Step 2: Convert to fraction form
    10,228.56/15,341.70 = 3,208.29/x
  3. Step 3: Cross multiply
    10,228.56x = 15,341.70 × 3,208.29
  4. Step 4: Simplify right side
    10,228.56x = 49,220,622.69
  5. Step 5: Solve for x
    x = 49,220,622.69/10,228.56
  6. Step 6: Final answer
    x = 4,812.08

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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.