Home / 5,285.48-7,293.92-3,161.93

Finding the Fourth Proportional to 5,285.48, 7,293.92 and 3,161.93

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Solution

The fourth proportional to 5,285.48, 7,293.92 and 3,161.93 is: 4,363.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.48 : 7,293.92 = 3,161.93 : x
  2. Step 2: Convert to fraction form
    5,285.48/7,293.92 = 3,161.93/x
  3. Step 3: Cross multiply
    5,285.48x = 7,293.92 × 3,161.93
  4. Step 4: Simplify right side
    5,285.48x = 23,062,812.19
  5. Step 5: Solve for x
    x = 23,062,812.19/5,285.48
  6. Step 6: Final answer
    x = 4,363.43

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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.