Home / 3,259.04-4,495.64-2,078.06

Finding the Fourth Proportional to 3,259.04, 4,495.64 and 2,078.06

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Solution

The fourth proportional to 3,259.04, 4,495.64 and 2,078.06 is: 2,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.04 : 4,495.64 = 2,078.06 : x
  2. Step 2: Convert to fraction form
    3,259.04/4,495.64 = 2,078.06/x
  3. Step 3: Cross multiply
    3,259.04x = 4,495.64 × 2,078.06
  4. Step 4: Simplify right side
    3,259.04x = 9,342,209.66
  5. Step 5: Solve for x
    x = 9,342,209.66/3,259.04
  6. Step 6: Final answer
    x = 2,866.55

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1.5x scale

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.