Home / 2,843.45-4,266.01-1,457.75

Finding the Fourth Proportional to 2,843.45, 4,266.01 and 1,457.75

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Solution

The fourth proportional to 2,843.45, 4,266.01 and 1,457.75 is: 2,187.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.45 : 4,266.01 = 1,457.75 : x
  2. Step 2: Convert to fraction form
    2,843.45/4,266.01 = 1,457.75/x
  3. Step 3: Cross multiply
    2,843.45x = 4,266.01 × 1,457.75
  4. Step 4: Simplify right side
    2,843.45x = 6,218,783.10
  5. Step 5: Solve for x
    x = 6,218,783.10/2,843.45
  6. Step 6: Final answer
    x = 2,187.06

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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.