Home / 10,895.47-16,328.84-4,318.06

Finding the Fourth Proportional to 10,895.47, 16,328.84 and 4,318.06

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Solution

The fourth proportional to 10,895.47, 16,328.84 and 4,318.06 is: 6,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.47 : 16,328.84 = 4,318.06 : x
  2. Step 2: Convert to fraction form
    10,895.47/16,328.84 = 4,318.06/x
  3. Step 3: Cross multiply
    10,895.47x = 16,328.84 × 4,318.06
  4. Step 4: Simplify right side
    10,895.47x = 70,508,910.85
  5. Step 5: Solve for x
    x = 70,508,910.85/10,895.47
  6. Step 6: Final answer
    x = 6,471.40

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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.