Home / 4,304.90-5,939.84-2,815.01

Finding the Fourth Proportional to 4,304.90, 5,939.84 and 2,815.01

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Solution

The fourth proportional to 4,304.90, 5,939.84 and 2,815.01 is: 3,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,304.90 : 5,939.84 = 2,815.01 : x
  2. Step 2: Convert to fraction form
    4,304.90/5,939.84 = 2,815.01/x
  3. Step 3: Cross multiply
    4,304.90x = 5,939.84 × 2,815.01
  4. Step 4: Simplify right side
    4,304.90x = 16,720,709.00
  5. Step 5: Solve for x
    x = 16,720,709.00/4,304.90
  6. Step 6: Final answer
    x = 3,884.11

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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.