Home / 1,865.04-2,591.58-1,844.78

Finding the Fourth Proportional to 1,865.04, 2,591.58 and 1,844.78

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Solution

The fourth proportional to 1,865.04, 2,591.58 and 1,844.78 is: 2,563.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865.04 : 2,591.58 = 1,844.78 : x
  2. Step 2: Convert to fraction form
    1,865.04/2,591.58 = 1,844.78/x
  3. Step 3: Cross multiply
    1,865.04x = 2,591.58 × 1,844.78
  4. Step 4: Simplify right side
    1,865.04x = 4,780,894.95
  5. Step 5: Solve for x
    x = 4,780,894.95/1,865.04
  6. Step 6: Final answer
    x = 2,563.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.