Home / 3,062.32-4,226.36-1,820.32

Finding the Fourth Proportional to 3,062.32, 4,226.36 and 1,820.32

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Solution

The fourth proportional to 3,062.32, 4,226.36 and 1,820.32 is: 2,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.32 : 4,226.36 = 1,820.32 : x
  2. Step 2: Convert to fraction form
    3,062.32/4,226.36 = 1,820.32/x
  3. Step 3: Cross multiply
    3,062.32x = 4,226.36 × 1,820.32
  4. Step 4: Simplify right side
    3,062.32x = 7,693,327.64
  5. Step 5: Solve for x
    x = 7,693,327.64/3,062.32
  6. Step 6: Final answer
    x = 2,512.25

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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.