Home / 4,194.02-5,787.78-3,315.98

Finding the Fourth Proportional to 4,194.02, 5,787.78 and 3,315.98

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Solution

The fourth proportional to 4,194.02, 5,787.78 and 3,315.98 is: 4,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.02 : 5,787.78 = 3,315.98 : x
  2. Step 2: Convert to fraction form
    4,194.02/5,787.78 = 3,315.98/x
  3. Step 3: Cross multiply
    4,194.02x = 5,787.78 × 3,315.98
  4. Step 4: Simplify right side
    4,194.02x = 19,192,162.72
  5. Step 5: Solve for x
    x = 19,192,162.72/4,194.02
  6. Step 6: Final answer
    x = 4,576.08

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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.