Home / 4,388.76-6,054.30-2,815.68

Finding the Fourth Proportional to 4,388.76, 6,054.30 and 2,815.68

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Solution

The fourth proportional to 4,388.76, 6,054.30 and 2,815.68 is: 3,884.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.76 : 6,054.30 = 2,815.68 : x
  2. Step 2: Convert to fraction form
    4,388.76/6,054.30 = 2,815.68/x
  3. Step 3: Cross multiply
    4,388.76x = 6,054.30 × 2,815.68
  4. Step 4: Simplify right side
    4,388.76x = 17,046,971.42
  5. Step 5: Solve for x
    x = 17,046,971.42/4,388.76
  6. Step 6: Final answer
    x = 3,884.23

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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.