Home / 3,577.66-4,937.16-2,005.77

Finding the Fourth Proportional to 3,577.66, 4,937.16 and 2,005.77

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Solution

The fourth proportional to 3,577.66, 4,937.16 and 2,005.77 is: 2,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.66 : 4,937.16 = 2,005.77 : x
  2. Step 2: Convert to fraction form
    3,577.66/4,937.16 = 2,005.77/x
  3. Step 3: Cross multiply
    3,577.66x = 4,937.16 × 2,005.77
  4. Step 4: Simplify right side
    3,577.66x = 9,902,807.41
  5. Step 5: Solve for x
    x = 9,902,807.41/3,577.66
  6. Step 6: Final answer
    x = 2,767.96

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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.