Home / 8,264.12-11,404.46-4,487.30

Finding the Fourth Proportional to 8,264.12, 11,404.46 and 4,487.30

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Solution

The fourth proportional to 8,264.12, 11,404.46 and 4,487.30 is: 6,192.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.12 : 11,404.46 = 4,487.30 : x
  2. Step 2: Convert to fraction form
    8,264.12/11,404.46 = 4,487.30/x
  3. Step 3: Cross multiply
    8,264.12x = 11,404.46 × 4,487.30
  4. Step 4: Simplify right side
    8,264.12x = 51,175,153.90
  5. Step 5: Solve for x
    x = 51,175,153.90/8,264.12
  6. Step 6: Final answer
    x = 6,192.45

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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.