Home / 2,666.94-3,683.40-1,673.04

Finding the Fourth Proportional to 2,666.94, 3,683.40 and 1,673.04

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Solution

The fourth proportional to 2,666.94, 3,683.40 and 1,673.04 is: 2,310.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666.94 : 3,683.40 = 1,673.04 : x
  2. Step 2: Convert to fraction form
    2,666.94/3,683.40 = 1,673.04/x
  3. Step 3: Cross multiply
    2,666.94x = 3,683.40 × 1,673.04
  4. Step 4: Simplify right side
    2,666.94x = 6,162,475.54
  5. Step 5: Solve for x
    x = 6,162,475.54/2,666.94
  6. Step 6: Final answer
    x = 2,310.69

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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.