Home / 3,671.34-5,066.46-2,179.32

Finding the Fourth Proportional to 3,671.34, 5,066.46 and 2,179.32

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Solution

The fourth proportional to 3,671.34, 5,066.46 and 2,179.32 is: 3,007.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.34 : 5,066.46 = 2,179.32 : x
  2. Step 2: Convert to fraction form
    3,671.34/5,066.46 = 2,179.32/x
  3. Step 3: Cross multiply
    3,671.34x = 5,066.46 × 2,179.32
  4. Step 4: Simplify right side
    3,671.34x = 11,041,437.61
  5. Step 5: Solve for x
    x = 11,041,437.61/3,671.34
  6. Step 6: Final answer
    x = 3,007.47

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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.