Home / 5,360.40-7,397.33-3,002.54

Finding the Fourth Proportional to 5,360.40, 7,397.33 and 3,002.54

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Solution

The fourth proportional to 5,360.40, 7,397.33 and 3,002.54 is: 4,143.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.40 : 7,397.33 = 3,002.54 : x
  2. Step 2: Convert to fraction form
    5,360.40/7,397.33 = 3,002.54/x
  3. Step 3: Cross multiply
    5,360.40x = 7,397.33 × 3,002.54
  4. Step 4: Simplify right side
    5,360.40x = 22,210,727.22
  5. Step 5: Solve for x
    x = 22,210,727.22/5,360.40
  6. Step 6: Final answer
    x = 4,143.48

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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.