Home / 5,743.24-8,617.02-3,145.48

Finding the Fourth Proportional to 5,743.24, 8,617.02 and 3,145.48

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Solution

The fourth proportional to 5,743.24, 8,617.02 and 3,145.48 is: 4,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.24 : 8,617.02 = 3,145.48 : x
  2. Step 2: Convert to fraction form
    5,743.24/8,617.02 = 3,145.48/x
  3. Step 3: Cross multiply
    5,743.24x = 8,617.02 × 3,145.48
  4. Step 4: Simplify right side
    5,743.24x = 27,104,664.07
  5. Step 5: Solve for x
    x = 27,104,664.07/5,743.24
  6. Step 6: Final answer
    x = 4,719.40

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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.