Home / 7,246.20-10,856.70-3,342.60

Finding the Fourth Proportional to 7,246.20, 10,856.70 and 3,342.60

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Solution

The fourth proportional to 7,246.20, 10,856.70 and 3,342.60 is: 5,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.20 : 10,856.70 = 3,342.60 : x
  2. Step 2: Convert to fraction form
    7,246.20/10,856.70 = 3,342.60/x
  3. Step 3: Cross multiply
    7,246.20x = 10,856.70 × 3,342.60
  4. Step 4: Simplify right side
    7,246.20x = 36,289,605.42
  5. Step 5: Solve for x
    x = 36,289,605.42/7,246.20
  6. Step 6: Final answer
    x = 5,008.09

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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.