Home / 2,790.16-4,185.02-941.24

Finding the Fourth Proportional to 2,790.16, 4,185.02 and 941.24

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Solution

The fourth proportional to 2,790.16, 4,185.02 and 941.24 is: 1,411.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790.16 : 4,185.02 = 941.24 : x
  2. Step 2: Convert to fraction form
    2,790.16/4,185.02 = 941.24/x
  3. Step 3: Cross multiply
    2,790.16x = 4,185.02 × 941.24
  4. Step 4: Simplify right side
    2,790.16x = 3,939,092.21
  5. Step 5: Solve for x
    x = 3,939,092.21/2,790.16
  6. Step 6: Final answer
    x = 1,411.78

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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.