Home / 2,421.03-3,629.37-959.19

Finding the Fourth Proportional to 2,421.03, 3,629.37 and 959.19

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Solution

The fourth proportional to 2,421.03, 3,629.37 and 959.19 is: 1,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421.03 : 3,629.37 = 959.19 : x
  2. Step 2: Convert to fraction form
    2,421.03/3,629.37 = 959.19/x
  3. Step 3: Cross multiply
    2,421.03x = 3,629.37 × 959.19
  4. Step 4: Simplify right side
    2,421.03x = 3,481,255.41
  5. Step 5: Solve for x
    x = 3,481,255.41/2,421.03
  6. Step 6: Final answer
    x = 1,437.92

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1.5x scale

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.