Home / 4,175.48-6,261.96-1,577.78

Finding the Fourth Proportional to 4,175.48, 6,261.96 and 1,577.78

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Solution

The fourth proportional to 4,175.48, 6,261.96 and 1,577.78 is: 2,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.48 : 6,261.96 = 1,577.78 : x
  2. Step 2: Convert to fraction form
    4,175.48/6,261.96 = 1,577.78/x
  3. Step 3: Cross multiply
    4,175.48x = 6,261.96 × 1,577.78
  4. Step 4: Simplify right side
    4,175.48x = 9,879,995.25
  5. Step 5: Solve for x
    x = 9,879,995.25/4,175.48
  6. Step 6: Final answer
    x = 2,366.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.