Home / 3,068.09-4,234.91-2,283.20

Finding the Fourth Proportional to 3,068.09, 4,234.91 and 2,283.20

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Solution

The fourth proportional to 3,068.09, 4,234.91 and 2,283.20 is: 3,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.09 : 4,234.91 = 2,283.20 : x
  2. Step 2: Convert to fraction form
    3,068.09/4,234.91 = 2,283.20/x
  3. Step 3: Cross multiply
    3,068.09x = 4,234.91 × 2,283.20
  4. Step 4: Simplify right side
    3,068.09x = 9,669,146.51
  5. Step 5: Solve for x
    x = 9,669,146.51/3,068.09
  6. Step 6: Final answer
    x = 3,151.52

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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.