Home / 7,341.05-11,011.91-2,146.92

Finding the Fourth Proportional to 7,341.05, 11,011.91 and 2,146.92

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Solution

The fourth proportional to 7,341.05, 11,011.91 and 2,146.92 is: 3,220.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.05 : 11,011.91 = 2,146.92 : x
  2. Step 2: Convert to fraction form
    7,341.05/11,011.91 = 2,146.92/x
  3. Step 3: Cross multiply
    7,341.05x = 11,011.91 × 2,146.92
  4. Step 4: Simplify right side
    7,341.05x = 23,641,679.08
  5. Step 5: Solve for x
    x = 23,641,679.08/7,341.05
  6. Step 6: Final answer
    x = 3,220.48

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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.