Home / 3,080.08-4,250.23-1,901.53

Finding the Fourth Proportional to 3,080.08, 4,250.23 and 1,901.53

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Solution

The fourth proportional to 3,080.08, 4,250.23 and 1,901.53 is: 2,623.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.08 : 4,250.23 = 1,901.53 : x
  2. Step 2: Convert to fraction form
    3,080.08/4,250.23 = 1,901.53/x
  3. Step 3: Cross multiply
    3,080.08x = 4,250.23 × 1,901.53
  4. Step 4: Simplify right side
    3,080.08x = 8,081,939.85
  5. Step 5: Solve for x
    x = 8,081,939.85/3,080.08
  6. Step 6: Final answer
    x = 2,623.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.