Home / 5,586.72-8,412.56-4,136.16

Finding the Fourth Proportional to 5,586.72, 8,412.56 and 4,136.16

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Solution

The fourth proportional to 5,586.72, 8,412.56 and 4,136.16 is: 6,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.72 : 8,412.56 = 4,136.16 : x
  2. Step 2: Convert to fraction form
    5,586.72/8,412.56 = 4,136.16/x
  3. Step 3: Cross multiply
    5,586.72x = 8,412.56 × 4,136.16
  4. Step 4: Simplify right side
    5,586.72x = 34,795,694.17
  5. Step 5: Solve for x
    x = 34,795,694.17/5,586.72
  6. Step 6: Final answer
    x = 6,228.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.