Home / 2,286.80-3,430.67-1,300.07

Finding the Fourth Proportional to 2,286.80, 3,430.67 and 1,300.07

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Solution

The fourth proportional to 2,286.80, 3,430.67 and 1,300.07 is: 1,950.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.80 : 3,430.67 = 1,300.07 : x
  2. Step 2: Convert to fraction form
    2,286.80/3,430.67 = 1,300.07/x
  3. Step 3: Cross multiply
    2,286.80x = 3,430.67 × 1,300.07
  4. Step 4: Simplify right side
    2,286.80x = 4,460,111.15
  5. Step 5: Solve for x
    x = 4,460,111.15/2,286.80
  6. Step 6: Final answer
    x = 1,950.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.