Home / 5,106.57-7,628.82-3,242.76

Finding the Fourth Proportional to 5,106.57, 7,628.82 and 3,242.76

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Solution

The fourth proportional to 5,106.57, 7,628.82 and 3,242.76 is: 4,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.57 : 7,628.82 = 3,242.76 : x
  2. Step 2: Convert to fraction form
    5,106.57/7,628.82 = 3,242.76/x
  3. Step 3: Cross multiply
    5,106.57x = 7,628.82 × 3,242.76
  4. Step 4: Simplify right side
    5,106.57x = 24,738,432.34
  5. Step 5: Solve for x
    x = 24,738,432.34/5,106.57
  6. Step 6: Final answer
    x = 4,844.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.