Home / 1,883.70-2,599.59-1,253.22

Finding the Fourth Proportional to 1,883.70, 2,599.59 and 1,253.22

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Solution

The fourth proportional to 1,883.70, 2,599.59 and 1,253.22 is: 1,729.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.70 : 2,599.59 = 1,253.22 : x
  2. Step 2: Convert to fraction form
    1,883.70/2,599.59 = 1,253.22/x
  3. Step 3: Cross multiply
    1,883.70x = 2,599.59 × 1,253.22
  4. Step 4: Simplify right side
    1,883.70x = 3,257,838.92
  5. Step 5: Solve for x
    x = 3,257,838.92/1,883.70
  6. Step 6: Final answer
    x = 1,729.49

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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.