Home / 2,632.63-3,946.11-1,334.20

Finding the Fourth Proportional to 2,632.63, 3,946.11 and 1,334.20

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Solution

The fourth proportional to 2,632.63, 3,946.11 and 1,334.20 is: 1,999.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.63 : 3,946.11 = 1,334.20 : x
  2. Step 2: Convert to fraction form
    2,632.63/3,946.11 = 1,334.20/x
  3. Step 3: Cross multiply
    2,632.63x = 3,946.11 × 1,334.20
  4. Step 4: Simplify right side
    2,632.63x = 5,264,899.96
  5. Step 5: Solve for x
    x = 5,264,899.96/2,632.63
  6. Step 6: Final answer
    x = 1,999.86

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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.