Home / 3,150.13-4,725.23-959.22

Finding the Fourth Proportional to 3,150.13, 4,725.23 and 959.22

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Solution

The fourth proportional to 3,150.13, 4,725.23 and 959.22 is: 1,438.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.13 : 4,725.23 = 959.22 : x
  2. Step 2: Convert to fraction form
    3,150.13/4,725.23 = 959.22/x
  3. Step 3: Cross multiply
    3,150.13x = 4,725.23 × 959.22
  4. Step 4: Simplify right side
    3,150.13x = 4,532,535.12
  5. Step 5: Solve for x
    x = 4,532,535.12/3,150.13
  6. Step 6: Final answer
    x = 1,438.84

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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.