Home / 6,300.87-9,446.67-2,139.76

Finding the Fourth Proportional to 6,300.87, 9,446.67 and 2,139.76

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Solution

The fourth proportional to 6,300.87, 9,446.67 and 2,139.76 is: 3,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.87 : 9,446.67 = 2,139.76 : x
  2. Step 2: Convert to fraction form
    6,300.87/9,446.67 = 2,139.76/x
  3. Step 3: Cross multiply
    6,300.87x = 9,446.67 × 2,139.76
  4. Step 4: Simplify right side
    6,300.87x = 20,213,618.41
  5. Step 5: Solve for x
    x = 20,213,618.41/6,300.87
  6. Step 6: Final answer
    x = 3,208.07

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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.