Home / 4,359.89-6,539.91-4,138.36

Finding the Fourth Proportional to 4,359.89, 6,539.91 and 4,138.36

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Solution

The fourth proportional to 4,359.89, 6,539.91 and 4,138.36 is: 6,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,359.89 : 6,539.91 = 4,138.36 : x
  2. Step 2: Convert to fraction form
    4,359.89/6,539.91 = 4,138.36/x
  3. Step 3: Cross multiply
    4,359.89x = 6,539.91 × 4,138.36
  4. Step 4: Simplify right side
    4,359.89x = 27,064,470.08
  5. Step 5: Solve for x
    x = 27,064,470.08/4,359.89
  6. Step 6: Final answer
    x = 6,207.60

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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.