Home / 5,409.27-7,464.63-3,019.31

Finding the Fourth Proportional to 5,409.27, 7,464.63 and 3,019.31

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Solution

The fourth proportional to 5,409.27, 7,464.63 and 3,019.31 is: 4,166.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.27 : 7,464.63 = 3,019.31 : x
  2. Step 2: Convert to fraction form
    5,409.27/7,464.63 = 3,019.31/x
  3. Step 3: Cross multiply
    5,409.27x = 7,464.63 × 3,019.31
  4. Step 4: Simplify right side
    5,409.27x = 22,538,032.01
  5. Step 5: Solve for x
    x = 22,538,032.01/5,409.27
  6. Step 6: Final answer
    x = 4,166.56

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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.