Home / 3,964.20-5,946.63-1,042.50

Finding the Fourth Proportional to 3,964.20, 5,946.63 and 1,042.50

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Solution

The fourth proportional to 3,964.20, 5,946.63 and 1,042.50 is: 1,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.20 : 5,946.63 = 1,042.50 : x
  2. Step 2: Convert to fraction form
    3,964.20/5,946.63 = 1,042.50/x
  3. Step 3: Cross multiply
    3,964.20x = 5,946.63 × 1,042.50
  4. Step 4: Simplify right side
    3,964.20x = 6,199,361.78
  5. Step 5: Solve for x
    x = 6,199,361.78/3,964.20
  6. Step 6: Final answer
    x = 1,563.84

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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.