Home / 4,931.16-7,390.26-2,738.76

Finding the Fourth Proportional to 4,931.16, 7,390.26 and 2,738.76

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Solution

The fourth proportional to 4,931.16, 7,390.26 and 2,738.76 is: 4,104.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.16 : 7,390.26 = 2,738.76 : x
  2. Step 2: Convert to fraction form
    4,931.16/7,390.26 = 2,738.76/x
  3. Step 3: Cross multiply
    4,931.16x = 7,390.26 × 2,738.76
  4. Step 4: Simplify right side
    4,931.16x = 20,240,148.48
  5. Step 5: Solve for x
    x = 20,240,148.48/4,931.16
  6. Step 6: Final answer
    x = 4,104.54

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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.