Home / 2,193.09-3,026.07-1,353.12

Finding the Fourth Proportional to 2,193.09, 3,026.07 and 1,353.12

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Solution

The fourth proportional to 2,193.09, 3,026.07 and 1,353.12 is: 1,867.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.09 : 3,026.07 = 1,353.12 : x
  2. Step 2: Convert to fraction form
    2,193.09/3,026.07 = 1,353.12/x
  3. Step 3: Cross multiply
    2,193.09x = 3,026.07 × 1,353.12
  4. Step 4: Simplify right side
    2,193.09x = 4,094,635.84
  5. Step 5: Solve for x
    x = 4,094,635.84/2,193.09
  6. Step 6: Final answer
    x = 1,867.06

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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.