Home / 6,687.48-9,228.87-4,333.71

Finding the Fourth Proportional to 6,687.48, 9,228.87 and 4,333.71

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Solution

The fourth proportional to 6,687.48, 9,228.87 and 4,333.71 is: 5,980.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.48 : 9,228.87 = 4,333.71 : x
  2. Step 2: Convert to fraction form
    6,687.48/9,228.87 = 4,333.71/x
  3. Step 3: Cross multiply
    6,687.48x = 9,228.87 × 4,333.71
  4. Step 4: Simplify right side
    6,687.48x = 39,995,246.21
  5. Step 5: Solve for x
    x = 39,995,246.21/6,687.48
  6. Step 6: Final answer
    x = 5,980.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.