Home / 3,165.62-4,368.50-1,749.30

Finding the Fourth Proportional to 3,165.62, 4,368.50 and 1,749.30

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Solution

The fourth proportional to 3,165.62, 4,368.50 and 1,749.30 is: 2,414.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.62 : 4,368.50 = 1,749.30 : x
  2. Step 2: Convert to fraction form
    3,165.62/4,368.50 = 1,749.30/x
  3. Step 3: Cross multiply
    3,165.62x = 4,368.50 × 1,749.30
  4. Step 4: Simplify right side
    3,165.62x = 7,641,808.30
  5. Step 5: Solve for x
    x = 7,641,808.30/3,165.62
  6. Step 6: Final answer
    x = 2,414.00

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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.