Home / 3,749.60-5,624.59-976.26

Finding the Fourth Proportional to 3,749.60, 5,624.59 and 976.26

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Solution

The fourth proportional to 3,749.60, 5,624.59 and 976.26 is: 1,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.60 : 5,624.59 = 976.26 : x
  2. Step 2: Convert to fraction form
    3,749.60/5,624.59 = 976.26/x
  3. Step 3: Cross multiply
    3,749.60x = 5,624.59 × 976.26
  4. Step 4: Simplify right side
    3,749.60x = 5,491,062.23
  5. Step 5: Solve for x
    x = 5,491,062.23/3,749.60
  6. Step 6: Final answer
    x = 1,464.44

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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.