Home / 3,155.19-4,732.76-1,304.27

Finding the Fourth Proportional to 3,155.19, 4,732.76 and 1,304.27

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Solution

The fourth proportional to 3,155.19, 4,732.76 and 1,304.27 is: 1,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.19 : 4,732.76 = 1,304.27 : x
  2. Step 2: Convert to fraction form
    3,155.19/4,732.76 = 1,304.27/x
  3. Step 3: Cross multiply
    3,155.19x = 4,732.76 × 1,304.27
  4. Step 4: Simplify right side
    3,155.19x = 6,172,794.23
  5. Step 5: Solve for x
    x = 6,172,794.23/3,155.19
  6. Step 6: Final answer
    x = 1,956.40

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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.