Home / 3,561.32-5,342.96-1,482.30

Finding the Fourth Proportional to 3,561.32, 5,342.96 and 1,482.30

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Solution

The fourth proportional to 3,561.32, 5,342.96 and 1,482.30 is: 2,223.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.32 : 5,342.96 = 1,482.30 : x
  2. Step 2: Convert to fraction form
    3,561.32/5,342.96 = 1,482.30/x
  3. Step 3: Cross multiply
    3,561.32x = 5,342.96 × 1,482.30
  4. Step 4: Simplify right side
    3,561.32x = 7,919,873.31
  5. Step 5: Solve for x
    x = 7,919,873.31/3,561.32
  6. Step 6: Final answer
    x = 2,223.86

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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.