Home / 6,688.12-10,041.62-4,214.92

Finding the Fourth Proportional to 6,688.12, 10,041.62 and 4,214.92

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Solution

The fourth proportional to 6,688.12, 10,041.62 and 4,214.92 is: 6,328.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.12 : 10,041.62 = 4,214.92 : x
  2. Step 2: Convert to fraction form
    6,688.12/10,041.62 = 4,214.92/x
  3. Step 3: Cross multiply
    6,688.12x = 10,041.62 × 4,214.92
  4. Step 4: Simplify right side
    6,688.12x = 42,324,624.97
  5. Step 5: Solve for x
    x = 42,324,624.97/6,688.12
  6. Step 6: Final answer
    x = 6,328.33

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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.