Home / 2,908.08-4,012.26-1,648.94

Finding the Fourth Proportional to 2,908.08, 4,012.26 and 1,648.94

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Solution

The fourth proportional to 2,908.08, 4,012.26 and 1,648.94 is: 2,275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.08 : 4,012.26 = 1,648.94 : x
  2. Step 2: Convert to fraction form
    2,908.08/4,012.26 = 1,648.94/x
  3. Step 3: Cross multiply
    2,908.08x = 4,012.26 × 1,648.94
  4. Step 4: Simplify right side
    2,908.08x = 6,615,976.00
  5. Step 5: Solve for x
    x = 6,615,976.00/2,908.08
  6. Step 6: Final answer
    x = 2,275.03

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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.