Home / 2,003.93-2,765.45-1,164.70

Finding the Fourth Proportional to 2,003.93, 2,765.45 and 1,164.70

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Solution

The fourth proportional to 2,003.93, 2,765.45 and 1,164.70 is: 1,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.93 : 2,765.45 = 1,164.70 : x
  2. Step 2: Convert to fraction form
    2,003.93/2,765.45 = 1,164.70/x
  3. Step 3: Cross multiply
    2,003.93x = 2,765.45 × 1,164.70
  4. Step 4: Simplify right side
    2,003.93x = 3,220,919.62
  5. Step 5: Solve for x
    x = 3,220,919.62/2,003.93
  6. Step 6: Final answer
    x = 1,607.30

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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.