Home / 10,322.47-15,483.79-3,302.54

Finding the Fourth Proportional to 10,322.47, 15,483.79 and 3,302.54

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Solution

The fourth proportional to 10,322.47, 15,483.79 and 3,302.54 is: 4,953.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.47 : 15,483.79 = 3,302.54 : x
  2. Step 2: Convert to fraction form
    10,322.47/15,483.79 = 3,302.54/x
  3. Step 3: Cross multiply
    10,322.47x = 15,483.79 × 3,302.54
  4. Step 4: Simplify right side
    10,322.47x = 51,135,846.29
  5. Step 5: Solve for x
    x = 51,135,846.29/10,322.47
  6. Step 6: Final answer
    x = 4,953.84

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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.