Home / 3,096.10-4,642.86-1,147.24

Finding the Fourth Proportional to 3,096.10, 4,642.86 and 1,147.24

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Solution

The fourth proportional to 3,096.10, 4,642.86 and 1,147.24 is: 1,720.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.10 : 4,642.86 = 1,147.24 : x
  2. Step 2: Convert to fraction form
    3,096.10/4,642.86 = 1,147.24/x
  3. Step 3: Cross multiply
    3,096.10x = 4,642.86 × 1,147.24
  4. Step 4: Simplify right side
    3,096.10x = 5,326,474.71
  5. Step 5: Solve for x
    x = 5,326,474.71/3,096.10
  6. Step 6: Final answer
    x = 1,720.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.