Home / 4,384.02-6,578.98-1,787.42

Finding the Fourth Proportional to 4,384.02, 6,578.98 and 1,787.42

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Solution

The fourth proportional to 4,384.02, 6,578.98 and 1,787.42 is: 2,682.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,384.02 : 6,578.98 = 1,787.42 : x
  2. Step 2: Convert to fraction form
    4,384.02/6,578.98 = 1,787.42/x
  3. Step 3: Cross multiply
    4,384.02x = 6,578.98 × 1,787.42
  4. Step 4: Simplify right side
    4,384.02x = 11,759,400.43
  5. Step 5: Solve for x
    x = 11,759,400.43/4,384.02
  6. Step 6: Final answer
    x = 2,682.33

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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.