Home / 1,903.07-2,626.20-1,063.79

Finding the Fourth Proportional to 1,903.07, 2,626.20 and 1,063.79

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Solution

The fourth proportional to 1,903.07, 2,626.20 and 1,063.79 is: 1,468.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903.07 : 2,626.20 = 1,063.79 : x
  2. Step 2: Convert to fraction form
    1,903.07/2,626.20 = 1,063.79/x
  3. Step 3: Cross multiply
    1,903.07x = 2,626.20 × 1,063.79
  4. Step 4: Simplify right side
    1,903.07x = 2,793,712.17
  5. Step 5: Solve for x
    x = 2,793,712.17/1,903.07
  6. Step 6: Final answer
    x = 1,468.01

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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.