Home / 3,230.64-4,847.06-2,886.18

Finding the Fourth Proportional to 3,230.64, 4,847.06 and 2,886.18

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Solution

The fourth proportional to 3,230.64, 4,847.06 and 2,886.18 is: 4,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.64 : 4,847.06 = 2,886.18 : x
  2. Step 2: Convert to fraction form
    3,230.64/4,847.06 = 2,886.18/x
  3. Step 3: Cross multiply
    3,230.64x = 4,847.06 × 2,886.18
  4. Step 4: Simplify right side
    3,230.64x = 13,989,487.63
  5. Step 5: Solve for x
    x = 13,989,487.63/3,230.64
  6. Step 6: Final answer
    x = 4,330.25

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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.