Home / 2,673.33-3,688.90-1,790.83

Finding the Fourth Proportional to 2,673.33, 3,688.90 and 1,790.83

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Solution

The fourth proportional to 2,673.33, 3,688.90 and 1,790.83 is: 2,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.33 : 3,688.90 = 1,790.83 : x
  2. Step 2: Convert to fraction form
    2,673.33/3,688.90 = 1,790.83/x
  3. Step 3: Cross multiply
    2,673.33x = 3,688.90 × 1,790.83
  4. Step 4: Simplify right side
    2,673.33x = 6,606,192.79
  5. Step 5: Solve for x
    x = 6,606,192.79/2,673.33
  6. Step 6: Final answer
    x = 2,471.15

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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.