Home / 4,749.94-7,126.96-2,558.23

Finding the Fourth Proportional to 4,749.94, 7,126.96 and 2,558.23

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Solution

The fourth proportional to 4,749.94, 7,126.96 and 2,558.23 is: 3,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.94 : 7,126.96 = 2,558.23 : x
  2. Step 2: Convert to fraction form
    4,749.94/7,126.96 = 2,558.23/x
  3. Step 3: Cross multiply
    4,749.94x = 7,126.96 × 2,558.23
  4. Step 4: Simplify right side
    4,749.94x = 18,232,414.99
  5. Step 5: Solve for x
    x = 18,232,414.99/4,749.94
  6. Step 6: Final answer
    x = 3,838.45

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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.