Home / 5,502.74-7,591.93-3,143.21

Finding the Fourth Proportional to 5,502.74, 7,591.93 and 3,143.21

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Solution

The fourth proportional to 5,502.74, 7,591.93 and 3,143.21 is: 4,336.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.74 : 7,591.93 = 3,143.21 : x
  2. Step 2: Convert to fraction form
    5,502.74/7,591.93 = 3,143.21/x
  3. Step 3: Cross multiply
    5,502.74x = 7,591.93 × 3,143.21
  4. Step 4: Simplify right side
    5,502.74x = 23,862,984.48
  5. Step 5: Solve for x
    x = 23,862,984.48/5,502.74
  6. Step 6: Final answer
    x = 4,336.57

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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.