Home / 10,298.48-15,440.88-3,723.81

Finding the Fourth Proportional to 10,298.48, 15,440.88 and 3,723.81

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Solution

The fourth proportional to 10,298.48, 15,440.88 and 3,723.81 is: 5,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.48 : 15,440.88 = 3,723.81 : x
  2. Step 2: Convert to fraction form
    10,298.48/15,440.88 = 3,723.81/x
  3. Step 3: Cross multiply
    10,298.48x = 15,440.88 × 3,723.81
  4. Step 4: Simplify right side
    10,298.48x = 57,498,859.41
  5. Step 5: Solve for x
    x = 57,498,859.41/10,298.48
  6. Step 6: Final answer
    x = 5,583.24

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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.