Home / 4,289.20-6,437.22-3,680.08

Finding the Fourth Proportional to 4,289.20, 6,437.22 and 3,680.08

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Solution

The fourth proportional to 4,289.20, 6,437.22 and 3,680.08 is: 5,523.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.20 : 6,437.22 = 3,680.08 : x
  2. Step 2: Convert to fraction form
    4,289.20/6,437.22 = 3,680.08/x
  3. Step 3: Cross multiply
    4,289.20x = 6,437.22 × 3,680.08
  4. Step 4: Simplify right side
    4,289.20x = 23,689,484.58
  5. Step 5: Solve for x
    x = 23,689,484.58/4,289.20
  6. Step 6: Final answer
    x = 5,523.05

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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.