Home / 3,116.22-4,300.49-1,699.99

Finding the Fourth Proportional to 3,116.22, 4,300.49 and 1,699.99

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Solution

The fourth proportional to 3,116.22, 4,300.49 and 1,699.99 is: 2,346.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.22 : 4,300.49 = 1,699.99 : x
  2. Step 2: Convert to fraction form
    3,116.22/4,300.49 = 1,699.99/x
  3. Step 3: Cross multiply
    3,116.22x = 4,300.49 × 1,699.99
  4. Step 4: Simplify right side
    3,116.22x = 7,310,783.49
  5. Step 5: Solve for x
    x = 7,310,783.49/3,116.22
  6. Step 6: Final answer
    x = 2,346.04

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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.