Home / 4,143.80-6,210.62-2,194.76

Finding the Fourth Proportional to 4,143.80, 6,210.62 and 2,194.76

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Solution

The fourth proportional to 4,143.80, 6,210.62 and 2,194.76 is: 3,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.80 : 6,210.62 = 2,194.76 : x
  2. Step 2: Convert to fraction form
    4,143.80/6,210.62 = 2,194.76/x
  3. Step 3: Cross multiply
    4,143.80x = 6,210.62 × 2,194.76
  4. Step 4: Simplify right side
    4,143.80x = 13,630,820.35
  5. Step 5: Solve for x
    x = 13,630,820.35/4,143.80
  6. Step 6: Final answer
    x = 3,289.45

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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.