Home / 3,045.99-4,203.52-1,787.95

Finding the Fourth Proportional to 3,045.99, 4,203.52 and 1,787.95

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Solution

The fourth proportional to 3,045.99, 4,203.52 and 1,787.95 is: 2,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.99 : 4,203.52 = 1,787.95 : x
  2. Step 2: Convert to fraction form
    3,045.99/4,203.52 = 1,787.95/x
  3. Step 3: Cross multiply
    3,045.99x = 4,203.52 × 1,787.95
  4. Step 4: Simplify right side
    3,045.99x = 7,515,668.61
  5. Step 5: Solve for x
    x = 7,515,668.61/3,045.99
  6. Step 6: Final answer
    x = 2,467.40

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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.