Home / 2,937.22-4,053.40-1,611.06

Finding the Fourth Proportional to 2,937.22, 4,053.40 and 1,611.06

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Solution

The fourth proportional to 2,937.22, 4,053.40 and 1,611.06 is: 2,223.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.22 : 4,053.40 = 1,611.06 : x
  2. Step 2: Convert to fraction form
    2,937.22/4,053.40 = 1,611.06/x
  3. Step 3: Cross multiply
    2,937.22x = 4,053.40 × 1,611.06
  4. Step 4: Simplify right side
    2,937.22x = 6,530,270.60
  5. Step 5: Solve for x
    x = 6,530,270.60/2,937.22
  6. Step 6: Final answer
    x = 2,223.28

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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.