Home / 4,010.49-5,528.79-3,540.69

Finding the Fourth Proportional to 4,010.49, 5,528.79 and 3,540.69

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Solution

The fourth proportional to 4,010.49, 5,528.79 and 3,540.69 is: 4,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,010.49 : 5,528.79 = 3,540.69 : x
  2. Step 2: Convert to fraction form
    4,010.49/5,528.79 = 3,540.69/x
  3. Step 3: Cross multiply
    4,010.49x = 5,528.79 × 3,540.69
  4. Step 4: Simplify right side
    4,010.49x = 19,575,731.47
  5. Step 5: Solve for x
    x = 19,575,731.47/4,010.49
  6. Step 6: Final answer
    x = 4,881.13

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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.