Home / 3,410.26-4,706.17-1,918.18

Finding the Fourth Proportional to 3,410.26, 4,706.17 and 1,918.18

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Solution

The fourth proportional to 3,410.26, 4,706.17 and 1,918.18 is: 2,647.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.26 : 4,706.17 = 1,918.18 : x
  2. Step 2: Convert to fraction form
    3,410.26/4,706.17 = 1,918.18/x
  3. Step 3: Cross multiply
    3,410.26x = 4,706.17 × 1,918.18
  4. Step 4: Simplify right side
    3,410.26x = 9,027,271.58
  5. Step 5: Solve for x
    x = 9,027,271.58/3,410.26
  6. Step 6: Final answer
    x = 2,647.09

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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.