Home / 2,671.23-3,682.72-1,873.48

Finding the Fourth Proportional to 2,671.23, 3,682.72 and 1,873.48

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Solution

The fourth proportional to 2,671.23, 3,682.72 and 1,873.48 is: 2,582.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671.23 : 3,682.72 = 1,873.48 : x
  2. Step 2: Convert to fraction form
    2,671.23/3,682.72 = 1,873.48/x
  3. Step 3: Cross multiply
    2,671.23x = 3,682.72 × 1,873.48
  4. Step 4: Simplify right side
    2,671.23x = 6,899,502.27
  5. Step 5: Solve for x
    x = 6,899,502.27/2,671.23
  6. Step 6: Final answer
    x = 2,582.89

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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.