Home / 1,595.03-2,201.14-931.92

Finding the Fourth Proportional to 1,595.03, 2,201.14 and 931.92

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Solution

The fourth proportional to 1,595.03, 2,201.14 and 931.92 is: 1,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.03 : 2,201.14 = 931.92 : x
  2. Step 2: Convert to fraction form
    1,595.03/2,201.14 = 931.92/x
  3. Step 3: Cross multiply
    1,595.03x = 2,201.14 × 931.92
  4. Step 4: Simplify right side
    1,595.03x = 2,051,284.06
  5. Step 5: Solve for x
    x = 2,051,284.06/1,595.03
  6. Step 6: Final answer
    x = 1,286.05

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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.