Home / 3,749.28-5,624.22-1,283.43

Finding the Fourth Proportional to 3,749.28, 5,624.22 and 1,283.43

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Solution

The fourth proportional to 3,749.28, 5,624.22 and 1,283.43 is: 1,925.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.28 : 5,624.22 = 1,283.43 : x
  2. Step 2: Convert to fraction form
    3,749.28/5,624.22 = 1,283.43/x
  3. Step 3: Cross multiply
    3,749.28x = 5,624.22 × 1,283.43
  4. Step 4: Simplify right side
    3,749.28x = 7,218,292.67
  5. Step 5: Solve for x
    x = 7,218,292.67/3,749.28
  6. Step 6: Final answer
    x = 1,925.25

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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.