Home / 4,045.78-5,569.14-3,488.09

Finding the Fourth Proportional to 4,045.78, 5,569.14 and 3,488.09

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Solution

The fourth proportional to 4,045.78, 5,569.14 and 3,488.09 is: 4,801.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.78 : 5,569.14 = 3,488.09 : x
  2. Step 2: Convert to fraction form
    4,045.78/5,569.14 = 3,488.09/x
  3. Step 3: Cross multiply
    4,045.78x = 5,569.14 × 3,488.09
  4. Step 4: Simplify right side
    4,045.78x = 19,425,644.10
  5. Step 5: Solve for x
    x = 19,425,644.10/4,045.78
  6. Step 6: Final answer
    x = 4,801.46

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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.