Home / 4,109.77-6,164.99-1,335.72

Finding the Fourth Proportional to 4,109.77, 6,164.99 and 1,335.72

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Solution

The fourth proportional to 4,109.77, 6,164.99 and 1,335.72 is: 2,003.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.77 : 6,164.99 = 1,335.72 : x
  2. Step 2: Convert to fraction form
    4,109.77/6,164.99 = 1,335.72/x
  3. Step 3: Cross multiply
    4,109.77x = 6,164.99 × 1,335.72
  4. Step 4: Simplify right side
    4,109.77x = 8,234,693.76
  5. Step 5: Solve for x
    x = 8,234,693.76/4,109.77
  6. Step 6: Final answer
    x = 2,003.69

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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.