Home / 2,006.81-2,768.93-1,167.54

Finding the Fourth Proportional to 2,006.81, 2,768.93 and 1,167.54

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Solution

The fourth proportional to 2,006.81, 2,768.93 and 1,167.54 is: 1,610.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.81 : 2,768.93 = 1,167.54 : x
  2. Step 2: Convert to fraction form
    2,006.81/2,768.93 = 1,167.54/x
  3. Step 3: Cross multiply
    2,006.81x = 2,768.93 × 1,167.54
  4. Step 4: Simplify right side
    2,006.81x = 3,232,830.69
  5. Step 5: Solve for x
    x = 3,232,830.69/2,006.81
  6. Step 6: Final answer
    x = 1,610.93

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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.