Home / 10,292.82-14,204.05-5,577.09

Finding the Fourth Proportional to 10,292.82, 14,204.05 and 5,577.09

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Solution

The fourth proportional to 10,292.82, 14,204.05 and 5,577.09 is: 7,696.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.82 : 14,204.05 = 5,577.09 : x
  2. Step 2: Convert to fraction form
    10,292.82/14,204.05 = 5,577.09/x
  3. Step 3: Cross multiply
    10,292.82x = 14,204.05 × 5,577.09
  4. Step 4: Simplify right side
    10,292.82x = 79,217,265.21
  5. Step 5: Solve for x
    x = 79,217,265.21/10,292.82
  6. Step 6: Final answer
    x = 7,696.36

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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.