Home / 3,250.12-4,485.64-1,924.25

Finding the Fourth Proportional to 3,250.12, 4,485.64 and 1,924.25

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Solution

The fourth proportional to 3,250.12, 4,485.64 and 1,924.25 is: 2,655.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.12 : 4,485.64 = 1,924.25 : x
  2. Step 2: Convert to fraction form
    3,250.12/4,485.64 = 1,924.25/x
  3. Step 3: Cross multiply
    3,250.12x = 4,485.64 × 1,924.25
  4. Step 4: Simplify right side
    3,250.12x = 8,631,492.77
  5. Step 5: Solve for x
    x = 8,631,492.77/3,250.12
  6. Step 6: Final answer
    x = 2,655.75

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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.