Home / 1,483.37-2,225.07-1,438.26

Finding the Fourth Proportional to 1,483.37, 2,225.07 and 1,438.26

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Solution

The fourth proportional to 1,483.37, 2,225.07 and 1,438.26 is: 2,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.37 : 2,225.07 = 1,438.26 : x
  2. Step 2: Convert to fraction form
    1,483.37/2,225.07 = 1,438.26/x
  3. Step 3: Cross multiply
    1,483.37x = 2,225.07 × 1,438.26
  4. Step 4: Simplify right side
    1,483.37x = 3,200,229.18
  5. Step 5: Solve for x
    x = 3,200,229.18/1,483.37
  6. Step 6: Final answer
    x = 2,157.41

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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.