Home / 4,101.10-6,151.65-3,784.30

Finding the Fourth Proportional to 4,101.10, 6,151.65 and 3,784.30

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Solution

The fourth proportional to 4,101.10, 6,151.65 and 3,784.30 is: 5,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.10 : 6,151.65 = 3,784.30 : x
  2. Step 2: Convert to fraction form
    4,101.10/6,151.65 = 3,784.30/x
  3. Step 3: Cross multiply
    4,101.10x = 6,151.65 × 3,784.30
  4. Step 4: Simplify right side
    4,101.10x = 23,279,689.10
  5. Step 5: Solve for x
    x = 23,279,689.10/4,101.10
  6. Step 6: Final answer
    x = 5,676.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.