Home / 5,971.30-8,240-3,733.06

Finding the Fourth Proportional to 5,971.30, 8,240 and 3,733.06

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Solution

The fourth proportional to 5,971.30, 8,240 and 3,733.06 is: 5,151.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.30 : 8,240 = 3,733.06 : x
  2. Step 2: Convert to fraction form
    5,971.30/8,240 = 3,733.06/x
  3. Step 3: Cross multiply
    5,971.30x = 8,240 × 3,733.06
  4. Step 4: Simplify right side
    5,971.30x = 30,760,414.40
  5. Step 5: Solve for x
    x = 30,760,414.40/5,971.30
  6. Step 6: Final answer
    x = 5,151.38

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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.