Home / 4,046.40-6,065.28-3,319.36

Finding the Fourth Proportional to 4,046.40, 6,065.28 and 3,319.36

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Solution

The fourth proportional to 4,046.40, 6,065.28 and 3,319.36 is: 4,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.40 : 6,065.28 = 3,319.36 : x
  2. Step 2: Convert to fraction form
    4,046.40/6,065.28 = 3,319.36/x
  3. Step 3: Cross multiply
    4,046.40x = 6,065.28 × 3,319.36
  4. Step 4: Simplify right side
    4,046.40x = 20,132,847.82
  5. Step 5: Solve for x
    x = 20,132,847.82/4,046.40
  6. Step 6: Final answer
    x = 4,975.50

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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.