Home / 3,962.16-5,943.26-1,040.40

Finding the Fourth Proportional to 3,962.16, 5,943.26 and 1,040.40

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Solution

The fourth proportional to 3,962.16, 5,943.26 and 1,040.40 is: 1,560.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.16 : 5,943.26 = 1,040.40 : x
  2. Step 2: Convert to fraction form
    3,962.16/5,943.26 = 1,040.40/x
  3. Step 3: Cross multiply
    3,962.16x = 5,943.26 × 1,040.40
  4. Step 4: Simplify right side
    3,962.16x = 6,183,370.31
  5. Step 5: Solve for x
    x = 6,183,370.31/3,962.16
  6. Step 6: Final answer
    x = 1,560.61

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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.