Home / 3,518.06-4,854.81-1,946.12

Finding the Fourth Proportional to 3,518.06, 4,854.81 and 1,946.12

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Solution

The fourth proportional to 3,518.06, 4,854.81 and 1,946.12 is: 2,685.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.06 : 4,854.81 = 1,946.12 : x
  2. Step 2: Convert to fraction form
    3,518.06/4,854.81 = 1,946.12/x
  3. Step 3: Cross multiply
    3,518.06x = 4,854.81 × 1,946.12
  4. Step 4: Simplify right side
    3,518.06x = 9,448,042.84
  5. Step 5: Solve for x
    x = 9,448,042.84/3,518.06
  6. Step 6: Final answer
    x = 2,685.58

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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.