Home / 3,184.27-4,394.29-1,787.02

Finding the Fourth Proportional to 3,184.27, 4,394.29 and 1,787.02

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Solution

The fourth proportional to 3,184.27, 4,394.29 and 1,787.02 is: 2,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.27 : 4,394.29 = 1,787.02 : x
  2. Step 2: Convert to fraction form
    3,184.27/4,394.29 = 1,787.02/x
  3. Step 3: Cross multiply
    3,184.27x = 4,394.29 × 1,787.02
  4. Step 4: Simplify right side
    3,184.27x = 7,852,662.14
  5. Step 5: Solve for x
    x = 7,852,662.14/3,184.27
  6. Step 6: Final answer
    x = 2,466.08

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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.