Home / 1,903.22-2,627.64-1,306.71

Finding the Fourth Proportional to 1,903.22, 2,627.64 and 1,306.71

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Solution

The fourth proportional to 1,903.22, 2,627.64 and 1,306.71 is: 1,804.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903.22 : 2,627.64 = 1,306.71 : x
  2. Step 2: Convert to fraction form
    1,903.22/2,627.64 = 1,306.71/x
  3. Step 3: Cross multiply
    1,903.22x = 2,627.64 × 1,306.71
  4. Step 4: Simplify right side
    1,903.22x = 3,433,563.46
  5. Step 5: Solve for x
    x = 3,433,563.46/1,903.22
  6. Step 6: Final answer
    x = 1,804.08

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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.