Home / 3,749.40-5,624.10-1,558.14

Finding the Fourth Proportional to 3,749.40, 5,624.10 and 1,558.14

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Solution

The fourth proportional to 3,749.40, 5,624.10 and 1,558.14 is: 2,337.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.40 : 5,624.10 = 1,558.14 : x
  2. Step 2: Convert to fraction form
    3,749.40/5,624.10 = 1,558.14/x
  3. Step 3: Cross multiply
    3,749.40x = 5,624.10 × 1,558.14
  4. Step 4: Simplify right side
    3,749.40x = 8,763,135.17
  5. Step 5: Solve for x
    x = 8,763,135.17/3,749.40
  6. Step 6: Final answer
    x = 2,337.21

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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.