Home / 5,450.02-7,510.53-3,956.38

Finding the Fourth Proportional to 5,450.02, 7,510.53 and 3,956.38

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Solution

The fourth proportional to 5,450.02, 7,510.53 and 3,956.38 is: 5,452.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.02 : 7,510.53 = 3,956.38 : x
  2. Step 2: Convert to fraction form
    5,450.02/7,510.53 = 3,956.38/x
  3. Step 3: Cross multiply
    5,450.02x = 7,510.53 × 3,956.38
  4. Step 4: Simplify right side
    5,450.02x = 29,714,510.68
  5. Step 5: Solve for x
    x = 29,714,510.68/5,450.02
  6. Step 6: Final answer
    x = 5,452.18

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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.