Home / 4,669.20-7,035.84-3,865.56

Finding the Fourth Proportional to 4,669.20, 7,035.84 and 3,865.56

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Solution

The fourth proportional to 4,669.20, 7,035.84 and 3,865.56 is: 5,824.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.20 : 7,035.84 = 3,865.56 : x
  2. Step 2: Convert to fraction form
    4,669.20/7,035.84 = 3,865.56/x
  3. Step 3: Cross multiply
    4,669.20x = 7,035.84 × 3,865.56
  4. Step 4: Simplify right side
    4,669.20x = 27,197,461.67
  5. Step 5: Solve for x
    x = 27,197,461.67/4,669.20
  6. Step 6: Final answer
    x = 5,824.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.