Home / 3,749.47-5,626.71-1,558.19

Finding the Fourth Proportional to 3,749.47, 5,626.71 and 1,558.19

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Solution

The fourth proportional to 3,749.47, 5,626.71 and 1,558.19 is: 2,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.47 : 5,626.71 = 1,558.19 : x
  2. Step 2: Convert to fraction form
    3,749.47/5,626.71 = 1,558.19/x
  3. Step 3: Cross multiply
    3,749.47x = 5,626.71 × 1,558.19
  4. Step 4: Simplify right side
    3,749.47x = 8,767,483.25
  5. Step 5: Solve for x
    x = 8,767,483.25/3,749.47
  6. Step 6: Final answer
    x = 2,338.33

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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.