Home / 10,895.85-16,345.04-4,322.61

Finding the Fourth Proportional to 10,895.85, 16,345.04 and 4,322.61

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Solution

The fourth proportional to 10,895.85, 16,345.04 and 4,322.61 is: 6,484.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.85 : 16,345.04 = 4,322.61 : x
  2. Step 2: Convert to fraction form
    10,895.85/16,345.04 = 4,322.61/x
  3. Step 3: Cross multiply
    10,895.85x = 16,345.04 × 4,322.61
  4. Step 4: Simplify right side
    10,895.85x = 70,653,211.74
  5. Step 5: Solve for x
    x = 70,653,211.74/10,895.85
  6. Step 6: Final answer
    x = 6,484.41

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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.