Home / 3,068.66-4,603.56-2,790.44

Finding the Fourth Proportional to 3,068.66, 4,603.56 and 2,790.44

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Solution

The fourth proportional to 3,068.66, 4,603.56 and 2,790.44 is: 4,186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.66 : 4,603.56 = 2,790.44 : x
  2. Step 2: Convert to fraction form
    3,068.66/4,603.56 = 2,790.44/x
  3. Step 3: Cross multiply
    3,068.66x = 4,603.56 × 2,790.44
  4. Step 4: Simplify right side
    3,068.66x = 12,845,957.97
  5. Step 5: Solve for x
    x = 12,845,957.97/3,068.66
  6. Step 6: Final answer
    x = 4,186.18

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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.