Home / 1,950.08-2,688.48-1,250.24

Finding the Fourth Proportional to 1,950.08, 2,688.48 and 1,250.24

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Solution

The fourth proportional to 1,950.08, 2,688.48 and 1,250.24 is: 1,723.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.08 : 2,688.48 = 1,250.24 : x
  2. Step 2: Convert to fraction form
    1,950.08/2,688.48 = 1,250.24/x
  3. Step 3: Cross multiply
    1,950.08x = 2,688.48 × 1,250.24
  4. Step 4: Simplify right side
    1,950.08x = 3,361,245.24
  5. Step 5: Solve for x
    x = 3,361,245.24/1,950.08
  6. Step 6: Final answer
    x = 1,723.64

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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.