Home / 11,931.32-17,895.35-4,537.64

Finding the Fourth Proportional to 11,931.32, 17,895.35 and 4,537.64

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Solution

The fourth proportional to 11,931.32, 17,895.35 and 4,537.64 is: 6,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931.32 : 17,895.35 = 4,537.64 : x
  2. Step 2: Convert to fraction form
    11,931.32/17,895.35 = 4,537.64/x
  3. Step 3: Cross multiply
    11,931.32x = 17,895.35 × 4,537.64
  4. Step 4: Simplify right side
    11,931.32x = 81,202,543.81
  5. Step 5: Solve for x
    x = 81,202,543.81/11,931.32
  6. Step 6: Final answer
    x = 6,805.83

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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.