Home / 4,311.29-6,467.08-1,191.53

Finding the Fourth Proportional to 4,311.29, 6,467.08 and 1,191.53

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Solution

The fourth proportional to 4,311.29, 6,467.08 and 1,191.53 is: 1,787.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.29 : 6,467.08 = 1,191.53 : x
  2. Step 2: Convert to fraction form
    4,311.29/6,467.08 = 1,191.53/x
  3. Step 3: Cross multiply
    4,311.29x = 6,467.08 × 1,191.53
  4. Step 4: Simplify right side
    4,311.29x = 7,705,719.83
  5. Step 5: Solve for x
    x = 7,705,719.83/4,311.29
  6. Step 6: Final answer
    x = 1,787.34

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1.5x scale

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.