Home / 5,360.18-7,397.75-3,002.81

Finding the Fourth Proportional to 5,360.18, 7,397.75 and 3,002.81

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Solution

The fourth proportional to 5,360.18, 7,397.75 and 3,002.81 is: 4,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.18 : 7,397.75 = 3,002.81 : x
  2. Step 2: Convert to fraction form
    5,360.18/7,397.75 = 3,002.81/x
  3. Step 3: Cross multiply
    5,360.18x = 7,397.75 × 3,002.81
  4. Step 4: Simplify right side
    5,360.18x = 22,214,037.68
  5. Step 5: Solve for x
    x = 22,214,037.68/5,360.18
  6. Step 6: Final answer
    x = 4,144.27

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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.