Home / 5,987.09-8,264.75-3,748.49

Finding the Fourth Proportional to 5,987.09, 8,264.75 and 3,748.49

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Solution

The fourth proportional to 5,987.09, 8,264.75 and 3,748.49 is: 5,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.09 : 8,264.75 = 3,748.49 : x
  2. Step 2: Convert to fraction form
    5,987.09/8,264.75 = 3,748.49/x
  3. Step 3: Cross multiply
    5,987.09x = 8,264.75 × 3,748.49
  4. Step 4: Simplify right side
    5,987.09x = 30,980,272.66
  5. Step 5: Solve for x
    x = 30,980,272.66/5,987.09
  6. Step 6: Final answer
    x = 5,174.52

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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.