Home / 2,705.47-4,033.96-2,656.26

Finding the Fourth Proportional to 2,705.47, 4,033.96 and 2,656.26

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Solution

The fourth proportional to 2,705.47, 4,033.96 and 2,656.26 is: 3,960.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.47 : 4,033.96 = 2,656.26 : x
  2. Step 2: Convert to fraction form
    2,705.47/4,033.96 = 2,656.26/x
  3. Step 3: Cross multiply
    2,705.47x = 4,033.96 × 2,656.26
  4. Step 4: Simplify right side
    2,705.47x = 10,715,239.95
  5. Step 5: Solve for x
    x = 10,715,239.95/2,705.47
  6. Step 6: Final answer
    x = 3,960.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.