Home / 10,228.56-15,345.72-3,303.60

Finding the Fourth Proportional to 10,228.56, 15,345.72 and 3,303.60

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Solution

The fourth proportional to 10,228.56, 15,345.72 and 3,303.60 is: 4,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.56 : 15,345.72 = 3,303.60 : x
  2. Step 2: Convert to fraction form
    10,228.56/15,345.72 = 3,303.60/x
  3. Step 3: Cross multiply
    10,228.56x = 15,345.72 × 3,303.60
  4. Step 4: Simplify right side
    10,228.56x = 50,696,120.59
  5. Step 5: Solve for x
    x = 50,696,120.59/10,228.56
  6. Step 6: Final answer
    x = 4,956.33

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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.