Home / 3,076.32-4,243.13-2,053.76

Finding the Fourth Proportional to 3,076.32, 4,243.13 and 2,053.76

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Solution

The fourth proportional to 3,076.32, 4,243.13 and 2,053.76 is: 2,832.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.32 : 4,243.13 = 2,053.76 : x
  2. Step 2: Convert to fraction form
    3,076.32/4,243.13 = 2,053.76/x
  3. Step 3: Cross multiply
    3,076.32x = 4,243.13 × 2,053.76
  4. Step 4: Simplify right side
    3,076.32x = 8,714,349.45
  5. Step 5: Solve for x
    x = 8,714,349.45/3,076.32
  6. Step 6: Final answer
    x = 2,832.72

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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.