Home / 5,350.79-7,381.63-3,462.99

Finding the Fourth Proportional to 5,350.79, 7,381.63 and 3,462.99

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Solution

The fourth proportional to 5,350.79, 7,381.63 and 3,462.99 is: 4,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.79 : 7,381.63 = 3,462.99 : x
  2. Step 2: Convert to fraction form
    5,350.79/7,381.63 = 3,462.99/x
  3. Step 3: Cross multiply
    5,350.79x = 7,381.63 × 3,462.99
  4. Step 4: Simplify right side
    5,350.79x = 25,562,510.87
  5. Step 5: Solve for x
    x = 25,562,510.87/5,350.79
  6. Step 6: Final answer
    x = 4,777.33

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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.