Home / 2,093.10-2,887.47-1,253.58

Finding the Fourth Proportional to 2,093.10, 2,887.47 and 1,253.58

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Solution

The fourth proportional to 2,093.10, 2,887.47 and 1,253.58 is: 1,729.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.10 : 2,887.47 = 1,253.58 : x
  2. Step 2: Convert to fraction form
    2,093.10/2,887.47 = 1,253.58/x
  3. Step 3: Cross multiply
    2,093.10x = 2,887.47 × 1,253.58
  4. Step 4: Simplify right side
    2,093.10x = 3,619,674.64
  5. Step 5: Solve for x
    x = 3,619,674.64/2,093.10
  6. Step 6: Final answer
    x = 1,729.34

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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.