Home / 3,486.08-4,810.80-1,994.01

Finding the Fourth Proportional to 3,486.08, 4,810.80 and 1,994.01

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Solution

The fourth proportional to 3,486.08, 4,810.80 and 1,994.01 is: 2,751.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.08 : 4,810.80 = 1,994.01 : x
  2. Step 2: Convert to fraction form
    3,486.08/4,810.80 = 1,994.01/x
  3. Step 3: Cross multiply
    3,486.08x = 4,810.80 × 1,994.01
  4. Step 4: Simplify right side
    3,486.08x = 9,592,783.31
  5. Step 5: Solve for x
    x = 9,592,783.31/3,486.08
  6. Step 6: Final answer
    x = 2,751.74

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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.