Home / 2,066.44-2,850.63-1,319.62

Finding the Fourth Proportional to 2,066.44, 2,850.63 and 1,319.62

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Solution

The fourth proportional to 2,066.44, 2,850.63 and 1,319.62 is: 1,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.44 : 2,850.63 = 1,319.62 : x
  2. Step 2: Convert to fraction form
    2,066.44/2,850.63 = 1,319.62/x
  3. Step 3: Cross multiply
    2,066.44x = 2,850.63 × 1,319.62
  4. Step 4: Simplify right side
    2,066.44x = 3,761,746.18
  5. Step 5: Solve for x
    x = 3,761,746.18/2,066.44
  6. Step 6: Final answer
    x = 1,820.40

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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.