Home / 5,168.24-7,133.76-4,903.75

Finding the Fourth Proportional to 5,168.24, 7,133.76 and 4,903.75

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Solution

The fourth proportional to 5,168.24, 7,133.76 and 4,903.75 is: 6,768.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.24 : 7,133.76 = 4,903.75 : x
  2. Step 2: Convert to fraction form
    5,168.24/7,133.76 = 4,903.75/x
  3. Step 3: Cross multiply
    5,168.24x = 7,133.76 × 4,903.75
  4. Step 4: Simplify right side
    5,168.24x = 34,982,139.93
  5. Step 5: Solve for x
    x = 34,982,139.93/5,168.24
  6. Step 6: Final answer
    x = 6,768.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.