Home / 10,228.50-15,345.18-3,303

Finding the Fourth Proportional to 10,228.50, 15,345.18 and 3,303

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Solution

The fourth proportional to 10,228.50, 15,345.18 and 3,303 is: 4,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.50 : 15,345.18 = 3,303 : x
  2. Step 2: Convert to fraction form
    10,228.50/15,345.18 = 3,303/x
  3. Step 3: Cross multiply
    10,228.50x = 15,345.18 × 3,303
  4. Step 4: Simplify right side
    10,228.50x = 50,685,129.54
  5. Step 5: Solve for x
    x = 50,685,129.54/10,228.50
  6. Step 6: Final answer
    x = 4,955.28

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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.