Home / 5,710.03-7,880.42-3,472.07

Finding the Fourth Proportional to 5,710.03, 7,880.42 and 3,472.07

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Solution

The fourth proportional to 5,710.03, 7,880.42 and 3,472.07 is: 4,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.03 : 7,880.42 = 3,472.07 : x
  2. Step 2: Convert to fraction form
    5,710.03/7,880.42 = 3,472.07/x
  3. Step 3: Cross multiply
    5,710.03x = 7,880.42 × 3,472.07
  4. Step 4: Simplify right side
    5,710.03x = 27,361,339.15
  5. Step 5: Solve for x
    x = 27,361,339.15/5,710.03
  6. Step 6: Final answer
    x = 4,791.81

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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.