Home / 1,941.34-2,677.28-1,445.22

Finding the Fourth Proportional to 1,941.34, 2,677.28 and 1,445.22

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Solution

The fourth proportional to 1,941.34, 2,677.28 and 1,445.22 is: 1,993.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.34 : 2,677.28 = 1,445.22 : x
  2. Step 2: Convert to fraction form
    1,941.34/2,677.28 = 1,445.22/x
  3. Step 3: Cross multiply
    1,941.34x = 2,677.28 × 1,445.22
  4. Step 4: Simplify right side
    1,941.34x = 3,869,258.60
  5. Step 5: Solve for x
    x = 3,869,258.60/1,941.34
  6. Step 6: Final answer
    x = 1,993.09

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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.