Home / 3,085.58-4,629.30-1,443.08

Finding the Fourth Proportional to 3,085.58, 4,629.30 and 1,443.08

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Solution

The fourth proportional to 3,085.58, 4,629.30 and 1,443.08 is: 2,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.58 : 4,629.30 = 1,443.08 : x
  2. Step 2: Convert to fraction form
    3,085.58/4,629.30 = 1,443.08/x
  3. Step 3: Cross multiply
    3,085.58x = 4,629.30 × 1,443.08
  4. Step 4: Simplify right side
    3,085.58x = 6,680,450.24
  5. Step 5: Solve for x
    x = 6,680,450.24/3,085.58
  6. Step 6: Final answer
    x = 2,165.05

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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.