Home / 2,952.07-4,429.63-1,309.75

Finding the Fourth Proportional to 2,952.07, 4,429.63 and 1,309.75

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Solution

The fourth proportional to 2,952.07, 4,429.63 and 1,309.75 is: 1,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.07 : 4,429.63 = 1,309.75 : x
  2. Step 2: Convert to fraction form
    2,952.07/4,429.63 = 1,309.75/x
  3. Step 3: Cross multiply
    2,952.07x = 4,429.63 × 1,309.75
  4. Step 4: Simplify right side
    2,952.07x = 5,801,707.89
  5. Step 5: Solve for x
    x = 5,801,707.89/2,952.07
  6. Step 6: Final answer
    x = 1,965.30

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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.