Home / 5,971.16-8,240.87-3,318.82

Finding the Fourth Proportional to 5,971.16, 8,240.87 and 3,318.82

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Solution

The fourth proportional to 5,971.16, 8,240.87 and 3,318.82 is: 4,580.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.16 : 8,240.87 = 3,318.82 : x
  2. Step 2: Convert to fraction form
    5,971.16/8,240.87 = 3,318.82/x
  3. Step 3: Cross multiply
    5,971.16x = 8,240.87 × 3,318.82
  4. Step 4: Simplify right side
    5,971.16x = 27,349,964.17
  5. Step 5: Solve for x
    x = 27,349,964.17/5,971.16
  6. Step 6: Final answer
    x = 4,580.34

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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.