Home / 10,444.11-15,669.42-3,424.19

Finding the Fourth Proportional to 10,444.11, 15,669.42 and 3,424.19

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Solution

The fourth proportional to 10,444.11, 15,669.42 and 3,424.19 is: 5,137.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.11 : 15,669.42 = 3,424.19 : x
  2. Step 2: Convert to fraction form
    10,444.11/15,669.42 = 3,424.19/x
  3. Step 3: Cross multiply
    10,444.11x = 15,669.42 × 3,424.19
  4. Step 4: Simplify right side
    10,444.11x = 53,655,071.27
  5. Step 5: Solve for x
    x = 53,655,071.27/10,444.11
  6. Step 6: Final answer
    x = 5,137.35

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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.