Home / 1,903.12-2,626.01-1,063.86

Finding the Fourth Proportional to 1,903.12, 2,626.01 and 1,063.86

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Solution

The fourth proportional to 1,903.12, 2,626.01 and 1,063.86 is: 1,467.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903.12 : 2,626.01 = 1,063.86 : x
  2. Step 2: Convert to fraction form
    1,903.12/2,626.01 = 1,063.86/x
  3. Step 3: Cross multiply
    1,903.12x = 2,626.01 × 1,063.86
  4. Step 4: Simplify right side
    1,903.12x = 2,793,707.00
  5. Step 5: Solve for x
    x = 2,793,707.00/1,903.12
  6. Step 6: Final answer
    x = 1,467.96

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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.