Home / 3,010.59-4,154.42-1,684.28

Finding the Fourth Proportional to 3,010.59, 4,154.42 and 1,684.28

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Solution

The fourth proportional to 3,010.59, 4,154.42 and 1,684.28 is: 2,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.59 : 4,154.42 = 1,684.28 : x
  2. Step 2: Convert to fraction form
    3,010.59/4,154.42 = 1,684.28/x
  3. Step 3: Cross multiply
    3,010.59x = 4,154.42 × 1,684.28
  4. Step 4: Simplify right side
    3,010.59x = 6,997,221.11
  5. Step 5: Solve for x
    x = 6,997,221.11/3,010.59
  6. Step 6: Final answer
    x = 2,324.20

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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.