Home / 8,943.02-13,414.53-2,787.50

Finding the Fourth Proportional to 8,943.02, 13,414.53 and 2,787.50

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Solution

The fourth proportional to 8,943.02, 13,414.53 and 2,787.50 is: 4,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.02 : 13,414.53 = 2,787.50 : x
  2. Step 2: Convert to fraction form
    8,943.02/13,414.53 = 2,787.50/x
  3. Step 3: Cross multiply
    8,943.02x = 13,414.53 × 2,787.50
  4. Step 4: Simplify right side
    8,943.02x = 37,393,002.38
  5. Step 5: Solve for x
    x = 37,393,002.38/8,943.02
  6. Step 6: Final answer
    x = 4,181.25

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1.5x scale

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.