Home / 7,666.11-11,498.69-2,735.51

Finding the Fourth Proportional to 7,666.11, 11,498.69 and 2,735.51

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Solution

The fourth proportional to 7,666.11, 11,498.69 and 2,735.51 is: 4,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.11 : 11,498.69 = 2,735.51 : x
  2. Step 2: Convert to fraction form
    7,666.11/11,498.69 = 2,735.51/x
  3. Step 3: Cross multiply
    7,666.11x = 11,498.69 × 2,735.51
  4. Step 4: Simplify right side
    7,666.11x = 31,454,730.83
  5. Step 5: Solve for x
    x = 31,454,730.83/7,666.11
  6. Step 6: Final answer
    x = 4,103.09

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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.