Home / 5,743.21-7,925.63-3,225.31

Finding the Fourth Proportional to 5,743.21, 7,925.63 and 3,225.31

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Solution

The fourth proportional to 5,743.21, 7,925.63 and 3,225.31 is: 4,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.21 : 7,925.63 = 3,225.31 : x
  2. Step 2: Convert to fraction form
    5,743.21/7,925.63 = 3,225.31/x
  3. Step 3: Cross multiply
    5,743.21x = 7,925.63 × 3,225.31
  4. Step 4: Simplify right side
    5,743.21x = 25,562,617.90
  5. Step 5: Solve for x
    x = 25,562,617.90/5,743.21
  6. Step 6: Final answer
    x = 4,450.93

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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.