Home / 1,922.22-2,652.63-1,136.22

Finding the Fourth Proportional to 1,922.22, 2,652.63 and 1,136.22

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Solution

The fourth proportional to 1,922.22, 2,652.63 and 1,136.22 is: 1,567.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.22 : 2,652.63 = 1,136.22 : x
  2. Step 2: Convert to fraction form
    1,922.22/2,652.63 = 1,136.22/x
  3. Step 3: Cross multiply
    1,922.22x = 2,652.63 × 1,136.22
  4. Step 4: Simplify right side
    1,922.22x = 3,013,971.26
  5. Step 5: Solve for x
    x = 3,013,971.26/1,922.22
  6. Step 6: Final answer
    x = 1,567.96

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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.