Home / 4,750.83-6,555.81-2,761.05

Finding the Fourth Proportional to 4,750.83, 6,555.81 and 2,761.05

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Solution

The fourth proportional to 4,750.83, 6,555.81 and 2,761.05 is: 3,810.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.83 : 6,555.81 = 2,761.05 : x
  2. Step 2: Convert to fraction form
    4,750.83/6,555.81 = 2,761.05/x
  3. Step 3: Cross multiply
    4,750.83x = 6,555.81 × 2,761.05
  4. Step 4: Simplify right side
    4,750.83x = 18,100,919.20
  5. Step 5: Solve for x
    x = 18,100,919.20/4,750.83
  6. Step 6: Final answer
    x = 3,810.05

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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.