Home / 3,360.83-4,638.56-1,944.35

Finding the Fourth Proportional to 3,360.83, 4,638.56 and 1,944.35

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Solution

The fourth proportional to 3,360.83, 4,638.56 and 1,944.35 is: 2,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.83 : 4,638.56 = 1,944.35 : x
  2. Step 2: Convert to fraction form
    3,360.83/4,638.56 = 1,944.35/x
  3. Step 3: Cross multiply
    3,360.83x = 4,638.56 × 1,944.35
  4. Step 4: Simplify right side
    3,360.83x = 9,018,974.41
  5. Step 5: Solve for x
    x = 9,018,974.41/3,360.83
  6. Step 6: Final answer
    x = 2,683.56

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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.