Home / 3,941.90-5,440.15-2,263.63

Finding the Fourth Proportional to 3,941.90, 5,440.15 and 2,263.63

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Solution

The fourth proportional to 3,941.90, 5,440.15 and 2,263.63 is: 3,124.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.90 : 5,440.15 = 2,263.63 : x
  2. Step 2: Convert to fraction form
    3,941.90/5,440.15 = 2,263.63/x
  3. Step 3: Cross multiply
    3,941.90x = 5,440.15 × 2,263.63
  4. Step 4: Simplify right side
    3,941.90x = 12,314,475.43
  5. Step 5: Solve for x
    x = 12,314,475.43/3,941.90
  6. Step 6: Final answer
    x = 3,124.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.