Home / 10,371.96-15,561.36-4,446.39

Finding the Fourth Proportional to 10,371.96, 15,561.36 and 4,446.39

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Solution

The fourth proportional to 10,371.96, 15,561.36 and 4,446.39 is: 6,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.96 : 15,561.36 = 4,446.39 : x
  2. Step 2: Convert to fraction form
    10,371.96/15,561.36 = 4,446.39/x
  3. Step 3: Cross multiply
    10,371.96x = 15,561.36 × 4,446.39
  4. Step 4: Simplify right side
    10,371.96x = 69,191,875.49
  5. Step 5: Solve for x
    x = 69,191,875.49/10,371.96
  6. Step 6: Final answer
    x = 6,671.05

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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.