Home / 6,334.40-9,487.20-4,001.60

Finding the Fourth Proportional to 6,334.40, 9,487.20 and 4,001.60

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Solution

The fourth proportional to 6,334.40, 9,487.20 and 4,001.60 is: 5,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,334.40 : 9,487.20 = 4,001.60 : x
  2. Step 2: Convert to fraction form
    6,334.40/9,487.20 = 4,001.60/x
  3. Step 3: Cross multiply
    6,334.40x = 9,487.20 × 4,001.60
  4. Step 4: Simplify right side
    6,334.40x = 37,963,979.52
  5. Step 5: Solve for x
    x = 37,963,979.52/6,334.40
  6. Step 6: Final answer
    x = 5,993.30

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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.