Home / 3,312.82-4,969.23-1,365.18

Finding the Fourth Proportional to 3,312.82, 4,969.23 and 1,365.18

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Solution

The fourth proportional to 3,312.82, 4,969.23 and 1,365.18 is: 2,047.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.82 : 4,969.23 = 1,365.18 : x
  2. Step 2: Convert to fraction form
    3,312.82/4,969.23 = 1,365.18/x
  3. Step 3: Cross multiply
    3,312.82x = 4,969.23 × 1,365.18
  4. Step 4: Simplify right side
    3,312.82x = 6,783,893.41
  5. Step 5: Solve for x
    x = 6,783,893.41/3,312.82
  6. Step 6: Final answer
    x = 2,047.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.