Home / 5,360.36-8,029.34-3,402.88

Finding the Fourth Proportional to 5,360.36, 8,029.34 and 3,402.88

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Solution

The fourth proportional to 5,360.36, 8,029.34 and 3,402.88 is: 5,097.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.36 : 8,029.34 = 3,402.88 : x
  2. Step 2: Convert to fraction form
    5,360.36/8,029.34 = 3,402.88/x
  3. Step 3: Cross multiply
    5,360.36x = 8,029.34 × 3,402.88
  4. Step 4: Simplify right side
    5,360.36x = 27,322,880.50
  5. Step 5: Solve for x
    x = 27,322,880.50/5,360.36
  6. Step 6: Final answer
    x = 5,097.21

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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.