Home / 5,183.16-7,152.76-2,945.03

Finding the Fourth Proportional to 5,183.16, 7,152.76 and 2,945.03

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Solution

The fourth proportional to 5,183.16, 7,152.76 and 2,945.03 is: 4,064.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.16 : 7,152.76 = 2,945.03 : x
  2. Step 2: Convert to fraction form
    5,183.16/7,152.76 = 2,945.03/x
  3. Step 3: Cross multiply
    5,183.16x = 7,152.76 × 2,945.03
  4. Step 4: Simplify right side
    5,183.16x = 21,065,116.71
  5. Step 5: Solve for x
    x = 21,065,116.71/5,183.16
  6. Step 6: Final answer
    x = 4,064.15

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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.