Home / 4,787.36-6,601.95-3,108.14

Finding the Fourth Proportional to 4,787.36, 6,601.95 and 3,108.14

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Solution

The fourth proportional to 4,787.36, 6,601.95 and 3,108.14 is: 4,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.36 : 6,601.95 = 3,108.14 : x
  2. Step 2: Convert to fraction form
    4,787.36/6,601.95 = 3,108.14/x
  3. Step 3: Cross multiply
    4,787.36x = 6,601.95 × 3,108.14
  4. Step 4: Simplify right side
    4,787.36x = 20,519,784.87
  5. Step 5: Solve for x
    x = 20,519,784.87/4,787.36
  6. Step 6: Final answer
    x = 4,286.24

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1.5x scale

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.