Home / 1,930.41-2,895.59-469.58

Finding the Fourth Proportional to 1,930.41, 2,895.59 and 469.58

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Solution

The fourth proportional to 1,930.41, 2,895.59 and 469.58 is: 704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930.41 : 2,895.59 = 469.58 : x
  2. Step 2: Convert to fraction form
    1,930.41/2,895.59 = 469.58/x
  3. Step 3: Cross multiply
    1,930.41x = 2,895.59 × 469.58
  4. Step 4: Simplify right side
    1,930.41x = 1,359,711.15
  5. Step 5: Solve for x
    x = 1,359,711.15/1,930.41
  6. Step 6: Final answer
    x = 704.36

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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.