Home / 2,845.99-4,267.77-1,114.21

Finding the Fourth Proportional to 2,845.99, 4,267.77 and 1,114.21

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Solution

The fourth proportional to 2,845.99, 4,267.77 and 1,114.21 is: 1,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.99 : 4,267.77 = 1,114.21 : x
  2. Step 2: Convert to fraction form
    2,845.99/4,267.77 = 1,114.21/x
  3. Step 3: Cross multiply
    2,845.99x = 4,267.77 × 1,114.21
  4. Step 4: Simplify right side
    2,845.99x = 4,755,192.01
  5. Step 5: Solve for x
    x = 4,755,192.01/2,845.99
  6. Step 6: Final answer
    x = 1,670.84

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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.