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Finding the Fourth Proportional to 7,358.91, 11,034.90 and 2,675.63

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Solution

The fourth proportional to 7,358.91, 11,034.90 and 2,675.63 is: 4,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.91 : 11,034.90 = 2,675.63 : x
  2. Step 2: Convert to fraction form
    7,358.91/11,034.90 = 2,675.63/x
  3. Step 3: Cross multiply
    7,358.91x = 11,034.90 × 2,675.63
  4. Step 4: Simplify right side
    7,358.91x = 29,525,309.49
  5. Step 5: Solve for x
    x = 29,525,309.49/7,358.91
  6. Step 6: Final answer
    x = 4,012.19

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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.