Home / 6,730.70-10,081.67-3,215.50

Finding the Fourth Proportional to 6,730.70, 10,081.67 and 3,215.50

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Solution

The fourth proportional to 6,730.70, 10,081.67 and 3,215.50 is: 4,816.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,730.70 : 10,081.67 = 3,215.50 : x
  2. Step 2: Convert to fraction form
    6,730.70/10,081.67 = 3,215.50/x
  3. Step 3: Cross multiply
    6,730.70x = 10,081.67 × 3,215.50
  4. Step 4: Simplify right side
    6,730.70x = 32,417,568.60
  5. Step 5: Solve for x
    x = 32,417,568.60/6,730.70
  6. Step 6: Final answer
    x = 4,816.38

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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.