Home / 5,424.27-7,485.51-3,300.51

Finding the Fourth Proportional to 5,424.27, 7,485.51 and 3,300.51

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Solution

The fourth proportional to 5,424.27, 7,485.51 and 3,300.51 is: 4,554.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.27 : 7,485.51 = 3,300.51 : x
  2. Step 2: Convert to fraction form
    5,424.27/7,485.51 = 3,300.51/x
  3. Step 3: Cross multiply
    5,424.27x = 7,485.51 × 3,300.51
  4. Step 4: Simplify right side
    5,424.27x = 24,706,000.61
  5. Step 5: Solve for x
    x = 24,706,000.61/5,424.27
  6. Step 6: Final answer
    x = 4,554.71

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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.