Home / 4,333.66-6,515.00-3,420.23

Finding the Fourth Proportional to 4,333.66, 6,515.00 and 3,420.23

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Solution

The fourth proportional to 4,333.66, 6,515.00 and 3,420.23 is: 5,141.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.66 : 6,515.00 = 3,420.23 : x
  2. Step 2: Convert to fraction form
    4,333.66/6,515.00 = 3,420.23/x
  3. Step 3: Cross multiply
    4,333.66x = 6,515.00 × 3,420.23
  4. Step 4: Simplify right side
    4,333.66x = 22,282,781.35
  5. Step 5: Solve for x
    x = 22,282,781.35/4,333.66
  6. Step 6: Final answer
    x = 5,141.79

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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.