Home / 8,264.58-11,405.23-4,487.75

Finding the Fourth Proportional to 8,264.58, 11,405.23 and 4,487.75

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Solution

The fourth proportional to 8,264.58, 11,405.23 and 4,487.75 is: 6,193.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.58 : 11,405.23 = 4,487.75 : x
  2. Step 2: Convert to fraction form
    8,264.58/11,405.23 = 4,487.75/x
  3. Step 3: Cross multiply
    8,264.58x = 11,405.23 × 4,487.75
  4. Step 4: Simplify right side
    8,264.58x = 51,183,872.23
  5. Step 5: Solve for x
    x = 51,183,872.23/8,264.58
  6. Step 6: Final answer
    x = 6,193.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.