Home / 3,427.17-4,729.48-1,855.27

Finding the Fourth Proportional to 3,427.17, 4,729.48 and 1,855.27

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Solution

The fourth proportional to 3,427.17, 4,729.48 and 1,855.27 is: 2,560.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.17 : 4,729.48 = 1,855.27 : x
  2. Step 2: Convert to fraction form
    3,427.17/4,729.48 = 1,855.27/x
  3. Step 3: Cross multiply
    3,427.17x = 4,729.48 × 1,855.27
  4. Step 4: Simplify right side
    3,427.17x = 8,774,445.90
  5. Step 5: Solve for x
    x = 8,774,445.90/3,427.17
  6. Step 6: Final answer
    x = 2,560.26

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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.