Home / 10,615.49-15,922.32-3,595.35

Finding the Fourth Proportional to 10,615.49, 15,922.32 and 3,595.35

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Solution

The fourth proportional to 10,615.49, 15,922.32 and 3,595.35 is: 5,392.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,615.49 : 15,922.32 = 3,595.35 : x
  2. Step 2: Convert to fraction form
    10,615.49/15,922.32 = 3,595.35/x
  3. Step 3: Cross multiply
    10,615.49x = 15,922.32 × 3,595.35
  4. Step 4: Simplify right side
    10,615.49x = 57,246,379.66
  5. Step 5: Solve for x
    x = 57,246,379.66/10,615.49
  6. Step 6: Final answer
    x = 5,392.72

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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.