Home / 7,341.84-11,006.16-2,660.72

Finding the Fourth Proportional to 7,341.84, 11,006.16 and 2,660.72

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Solution

The fourth proportional to 7,341.84, 11,006.16 and 2,660.72 is: 3,988.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.84 : 11,006.16 = 2,660.72 : x
  2. Step 2: Convert to fraction form
    7,341.84/11,006.16 = 2,660.72/x
  3. Step 3: Cross multiply
    7,341.84x = 11,006.16 × 2,660.72
  4. Step 4: Simplify right side
    7,341.84x = 29,284,310.04
  5. Step 5: Solve for x
    x = 29,284,310.04/7,341.84
  6. Step 6: Final answer
    x = 3,988.69

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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.