Home / 3,240.09-4,464.47-2,611.32

Finding the Fourth Proportional to 3,240.09, 4,464.47 and 2,611.32

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Solution

The fourth proportional to 3,240.09, 4,464.47 and 2,611.32 is: 3,598.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.09 : 4,464.47 = 2,611.32 : x
  2. Step 2: Convert to fraction form
    3,240.09/4,464.47 = 2,611.32/x
  3. Step 3: Cross multiply
    3,240.09x = 4,464.47 × 2,611.32
  4. Step 4: Simplify right side
    3,240.09x = 11,658,146.74
  5. Step 5: Solve for x
    x = 11,658,146.74/3,240.09
  6. Step 6: Final answer
    x = 3,598.09

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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.