Home / 2,106.27-3,160.08-1,010.71

Finding the Fourth Proportional to 2,106.27, 3,160.08 and 1,010.71

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Solution

The fourth proportional to 2,106.27, 3,160.08 and 1,010.71 is: 1,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106.27 : 3,160.08 = 1,010.71 : x
  2. Step 2: Convert to fraction form
    2,106.27/3,160.08 = 1,010.71/x
  3. Step 3: Cross multiply
    2,106.27x = 3,160.08 × 1,010.71
  4. Step 4: Simplify right side
    2,106.27x = 3,193,928.41
  5. Step 5: Solve for x
    x = 3,193,928.41/2,106.27
  6. Step 6: Final answer
    x = 1,516.39

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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.