Home / 3,095.57-4,271.90-1,679.26

Finding the Fourth Proportional to 3,095.57, 4,271.90 and 1,679.26

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Solution

The fourth proportional to 3,095.57, 4,271.90 and 1,679.26 is: 2,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.57 : 4,271.90 = 1,679.26 : x
  2. Step 2: Convert to fraction form
    3,095.57/4,271.90 = 1,679.26/x
  3. Step 3: Cross multiply
    3,095.57x = 4,271.90 × 1,679.26
  4. Step 4: Simplify right side
    3,095.57x = 7,173,611.72
  5. Step 5: Solve for x
    x = 7,173,611.72/3,095.57
  6. Step 6: Final answer
    x = 2,317.38

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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.