Home / 1,873.17-2,584.59-1,283.49

Finding the Fourth Proportional to 1,873.17, 2,584.59 and 1,283.49

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Solution

The fourth proportional to 1,873.17, 2,584.59 and 1,283.49 is: 1,770.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.17 : 2,584.59 = 1,283.49 : x
  2. Step 2: Convert to fraction form
    1,873.17/2,584.59 = 1,283.49/x
  3. Step 3: Cross multiply
    1,873.17x = 2,584.59 × 1,283.49
  4. Step 4: Simplify right side
    1,873.17x = 3,317,295.42
  5. Step 5: Solve for x
    x = 3,317,295.42/1,873.17
  6. Step 6: Final answer
    x = 1,770.95

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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.