Home / 2,954.08-4,078.38-2,626.06

Finding the Fourth Proportional to 2,954.08, 4,078.38 and 2,626.06

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Solution

The fourth proportional to 2,954.08, 4,078.38 and 2,626.06 is: 3,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.08 : 4,078.38 = 2,626.06 : x
  2. Step 2: Convert to fraction form
    2,954.08/4,078.38 = 2,626.06/x
  3. Step 3: Cross multiply
    2,954.08x = 4,078.38 × 2,626.06
  4. Step 4: Simplify right side
    2,954.08x = 10,710,070.58
  5. Step 5: Solve for x
    x = 10,710,070.58/2,954.08
  6. Step 6: Final answer
    x = 3,625.52

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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.