Home / 12,273.12-18,410.36-3,952.53

Finding the Fourth Proportional to 12,273.12, 18,410.36 and 3,952.53

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Solution

The fourth proportional to 12,273.12, 18,410.36 and 3,952.53 is: 5,929.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.12 : 18,410.36 = 3,952.53 : x
  2. Step 2: Convert to fraction form
    12,273.12/18,410.36 = 3,952.53/x
  3. Step 3: Cross multiply
    12,273.12x = 18,410.36 × 3,952.53
  4. Step 4: Simplify right side
    12,273.12x = 72,767,480.45
  5. Step 5: Solve for x
    x = 72,767,480.45/12,273.12
  6. Step 6: Final answer
    x = 5,929.01

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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.