Home / 3,246.08-4,480-2,969.60

Finding the Fourth Proportional to 3,246.08, 4,480 and 2,969.60

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Solution

The fourth proportional to 3,246.08, 4,480 and 2,969.60 is: 4,098.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.08 : 4,480 = 2,969.60 : x
  2. Step 2: Convert to fraction form
    3,246.08/4,480 = 2,969.60/x
  3. Step 3: Cross multiply
    3,246.08x = 4,480 × 2,969.60
  4. Step 4: Simplify right side
    3,246.08x = 13,303,808
  5. Step 5: Solve for x
    x = 13,303,808/3,246.08
  6. Step 6: Final answer
    x = 4,098.42

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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.