Home / 10,448.13-15,670.76-3,873.41

Finding the Fourth Proportional to 10,448.13, 15,670.76 and 3,873.41

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Solution

The fourth proportional to 10,448.13, 15,670.76 and 3,873.41 is: 5,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448.13 : 15,670.76 = 3,873.41 : x
  2. Step 2: Convert to fraction form
    10,448.13/15,670.76 = 3,873.41/x
  3. Step 3: Cross multiply
    10,448.13x = 15,670.76 × 3,873.41
  4. Step 4: Simplify right side
    10,448.13x = 60,699,180.77
  5. Step 5: Solve for x
    x = 60,699,180.77/10,448.13
  6. Step 6: Final answer
    x = 5,809.57

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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.