Home / 3,962.20-5,943.63-1,040.50

Finding the Fourth Proportional to 3,962.20, 5,943.63 and 1,040.50

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Solution

The fourth proportional to 3,962.20, 5,943.63 and 1,040.50 is: 1,560.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.20 : 5,943.63 = 1,040.50 : x
  2. Step 2: Convert to fraction form
    3,962.20/5,943.63 = 1,040.50/x
  3. Step 3: Cross multiply
    3,962.20x = 5,943.63 × 1,040.50
  4. Step 4: Simplify right side
    3,962.20x = 6,184,347.02
  5. Step 5: Solve for x
    x = 6,184,347.02/3,962.20
  6. Step 6: Final answer
    x = 1,560.84

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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.