Home / 4,185.90-5,776.34-2,297.48

Finding the Fourth Proportional to 4,185.90, 5,776.34 and 2,297.48

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Solution

The fourth proportional to 4,185.90, 5,776.34 and 2,297.48 is: 3,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.90 : 5,776.34 = 2,297.48 : x
  2. Step 2: Convert to fraction form
    4,185.90/5,776.34 = 2,297.48/x
  3. Step 3: Cross multiply
    4,185.90x = 5,776.34 × 2,297.48
  4. Step 4: Simplify right side
    4,185.90x = 13,270,985.25
  5. Step 5: Solve for x
    x = 13,270,985.25/4,185.90
  6. Step 6: Final answer
    x = 3,170.40

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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.