Home / 2,762.56-4,144.29-1,118.17

Finding the Fourth Proportional to 2,762.56, 4,144.29 and 1,118.17

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Solution

The fourth proportional to 2,762.56, 4,144.29 and 1,118.17 is: 1,677.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.56 : 4,144.29 = 1,118.17 : x
  2. Step 2: Convert to fraction form
    2,762.56/4,144.29 = 1,118.17/x
  3. Step 3: Cross multiply
    2,762.56x = 4,144.29 × 1,118.17
  4. Step 4: Simplify right side
    2,762.56x = 4,634,020.75
  5. Step 5: Solve for x
    x = 4,634,020.75/2,762.56
  6. Step 6: Final answer
    x = 1,677.44

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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.