Home / 2,808.33-3,875.54-1,613.52

Finding the Fourth Proportional to 2,808.33, 3,875.54 and 1,613.52

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Solution

The fourth proportional to 2,808.33, 3,875.54 and 1,613.52 is: 2,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.33 : 3,875.54 = 1,613.52 : x
  2. Step 2: Convert to fraction form
    2,808.33/3,875.54 = 1,613.52/x
  3. Step 3: Cross multiply
    2,808.33x = 3,875.54 × 1,613.52
  4. Step 4: Simplify right side
    2,808.33x = 6,253,253.23
  5. Step 5: Solve for x
    x = 6,253,253.23/2,808.33
  6. Step 6: Final answer
    x = 2,226.68

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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.