Home / 4,140.61-6,212.20-1,436.03

Finding the Fourth Proportional to 4,140.61, 6,212.20 and 1,436.03

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Solution

The fourth proportional to 4,140.61, 6,212.20 and 1,436.03 is: 2,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.61 : 6,212.20 = 1,436.03 : x
  2. Step 2: Convert to fraction form
    4,140.61/6,212.20 = 1,436.03/x
  3. Step 3: Cross multiply
    4,140.61x = 6,212.20 × 1,436.03
  4. Step 4: Simplify right side
    4,140.61x = 8,920,867.32
  5. Step 5: Solve for x
    x = 8,920,867.32/4,140.61
  6. Step 6: Final answer
    x = 2,154.48

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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.