Home / 5,749.28-8,624.82-1,853.38

Finding the Fourth Proportional to 5,749.28, 8,624.82 and 1,853.38

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Solution

The fourth proportional to 5,749.28, 8,624.82 and 1,853.38 is: 2,780.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.28 : 8,624.82 = 1,853.38 : x
  2. Step 2: Convert to fraction form
    5,749.28/8,624.82 = 1,853.38/x
  3. Step 3: Cross multiply
    5,749.28x = 8,624.82 × 1,853.38
  4. Step 4: Simplify right side
    5,749.28x = 15,985,025.77
  5. Step 5: Solve for x
    x = 15,985,025.77/5,749.28
  6. Step 6: Final answer
    x = 2,780.36

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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.