Home / 5,262.03-7,261.42-3,136.47

Finding the Fourth Proportional to 5,262.03, 7,261.42 and 3,136.47

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Solution

The fourth proportional to 5,262.03, 7,261.42 and 3,136.47 is: 4,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.03 : 7,261.42 = 3,136.47 : x
  2. Step 2: Convert to fraction form
    5,262.03/7,261.42 = 3,136.47/x
  3. Step 3: Cross multiply
    5,262.03x = 7,261.42 × 3,136.47
  4. Step 4: Simplify right side
    5,262.03x = 22,775,196.80
  5. Step 5: Solve for x
    x = 22,775,196.80/5,262.03
  6. Step 6: Final answer
    x = 4,328.21

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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.