Home / 4,455.32-6,148.44-2,886.14

Finding the Fourth Proportional to 4,455.32, 6,148.44 and 2,886.14

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Solution

The fourth proportional to 4,455.32, 6,148.44 and 2,886.14 is: 3,982.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.32 : 6,148.44 = 2,886.14 : x
  2. Step 2: Convert to fraction form
    4,455.32/6,148.44 = 2,886.14/x
  3. Step 3: Cross multiply
    4,455.32x = 6,148.44 × 2,886.14
  4. Step 4: Simplify right side
    4,455.32x = 17,745,258.62
  5. Step 5: Solve for x
    x = 17,745,258.62/4,455.32
  6. Step 6: Final answer
    x = 3,982.94

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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.