Home / 3,368.01-4,647.79-1,876.05

Finding the Fourth Proportional to 3,368.01, 4,647.79 and 1,876.05

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Solution

The fourth proportional to 3,368.01, 4,647.79 and 1,876.05 is: 2,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.01 : 4,647.79 = 1,876.05 : x
  2. Step 2: Convert to fraction form
    3,368.01/4,647.79 = 1,876.05/x
  3. Step 3: Cross multiply
    3,368.01x = 4,647.79 × 1,876.05
  4. Step 4: Simplify right side
    3,368.01x = 8,719,486.43
  5. Step 5: Solve for x
    x = 8,719,486.43/3,368.01
  6. Step 6: Final answer
    x = 2,588.91

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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.