Home / 3,984.38-5,969.88-2,595.64

Finding the Fourth Proportional to 3,984.38, 5,969.88 and 2,595.64

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Solution

The fourth proportional to 3,984.38, 5,969.88 and 2,595.64 is: 3,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.38 : 5,969.88 = 2,595.64 : x
  2. Step 2: Convert to fraction form
    3,984.38/5,969.88 = 2,595.64/x
  3. Step 3: Cross multiply
    3,984.38x = 5,969.88 × 2,595.64
  4. Step 4: Simplify right side
    3,984.38x = 15,495,659.32
  5. Step 5: Solve for x
    x = 15,495,659.32/3,984.38
  6. Step 6: Final answer
    x = 3,889.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.