Home / 5,230.79-7,221.29-4,033.16

Finding the Fourth Proportional to 5,230.79, 7,221.29 and 4,033.16

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Solution

The fourth proportional to 5,230.79, 7,221.29 and 4,033.16 is: 5,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.79 : 7,221.29 = 4,033.16 : x
  2. Step 2: Convert to fraction form
    5,230.79/7,221.29 = 4,033.16/x
  3. Step 3: Cross multiply
    5,230.79x = 7,221.29 × 4,033.16
  4. Step 4: Simplify right side
    5,230.79x = 29,124,617.98
  5. Step 5: Solve for x
    x = 29,124,617.98/5,230.79
  6. Step 6: Final answer
    x = 5,567.92

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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.