Home / 3,250.64-4,485.12-1,924.58

Finding the Fourth Proportional to 3,250.64, 4,485.12 and 1,924.58

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Solution

The fourth proportional to 3,250.64, 4,485.12 and 1,924.58 is: 2,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.64 : 4,485.12 = 1,924.58 : x
  2. Step 2: Convert to fraction form
    3,250.64/4,485.12 = 1,924.58/x
  3. Step 3: Cross multiply
    3,250.64x = 4,485.12 × 1,924.58
  4. Step 4: Simplify right side
    3,250.64x = 8,631,972.25
  5. Step 5: Solve for x
    x = 8,631,972.25/3,250.64
  6. Step 6: Final answer
    x = 2,655.47

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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.