Home / 6,688.17-9,232.00-4,137.89

Finding the Fourth Proportional to 6,688.17, 9,232.00 and 4,137.89

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Solution

The fourth proportional to 6,688.17, 9,232.00 and 4,137.89 is: 5,711.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.17 : 9,232.00 = 4,137.89 : x
  2. Step 2: Convert to fraction form
    6,688.17/9,232.00 = 4,137.89/x
  3. Step 3: Cross multiply
    6,688.17x = 9,232.00 × 4,137.89
  4. Step 4: Simplify right side
    6,688.17x = 38,200,943.98
  5. Step 5: Solve for x
    x = 38,200,943.98/6,688.17
  6. Step 6: Final answer
    x = 5,711.72

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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.