Home / 3,276.32-4,877.42-3,256.86

Finding the Fourth Proportional to 3,276.32, 4,877.42 and 3,256.86

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Solution

The fourth proportional to 3,276.32, 4,877.42 and 3,256.86 is: 4,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.32 : 4,877.42 = 3,256.86 : x
  2. Step 2: Convert to fraction form
    3,276.32/4,877.42 = 3,256.86/x
  3. Step 3: Cross multiply
    3,276.32x = 4,877.42 × 3,256.86
  4. Step 4: Simplify right side
    3,276.32x = 15,885,057.82
  5. Step 5: Solve for x
    x = 15,885,057.82/3,276.32
  6. Step 6: Final answer
    x = 4,848.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.