Home / 10,536.35-15,804.51-3,140.62

Finding the Fourth Proportional to 10,536.35, 15,804.51 and 3,140.62

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Solution

The fourth proportional to 10,536.35, 15,804.51 and 3,140.62 is: 4,710.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,536.35 : 15,804.51 = 3,140.62 : x
  2. Step 2: Convert to fraction form
    10,536.35/15,804.51 = 3,140.62/x
  3. Step 3: Cross multiply
    10,536.35x = 15,804.51 × 3,140.62
  4. Step 4: Simplify right side
    10,536.35x = 49,635,908.91
  5. Step 5: Solve for x
    x = 49,635,908.91/10,536.35
  6. Step 6: Final answer
    x = 4,710.92

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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.