Home / 3,012.58-4,515.84-1,450.30

Finding the Fourth Proportional to 3,012.58, 4,515.84 and 1,450.30

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Solution

The fourth proportional to 3,012.58, 4,515.84 and 1,450.30 is: 2,173.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.58 : 4,515.84 = 1,450.30 : x
  2. Step 2: Convert to fraction form
    3,012.58/4,515.84 = 1,450.30/x
  3. Step 3: Cross multiply
    3,012.58x = 4,515.84 × 1,450.30
  4. Step 4: Simplify right side
    3,012.58x = 6,549,322.75
  5. Step 5: Solve for x
    x = 6,549,322.75/3,012.58
  6. Step 6: Final answer
    x = 2,173.99

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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.