Home / 3,232.32-4,460.64-2,112.60

Finding the Fourth Proportional to 3,232.32, 4,460.64 and 2,112.60

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Solution

The fourth proportional to 3,232.32, 4,460.64 and 2,112.60 is: 2,915.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.32 : 4,460.64 = 2,112.60 : x
  2. Step 2: Convert to fraction form
    3,232.32/4,460.64 = 2,112.60/x
  3. Step 3: Cross multiply
    3,232.32x = 4,460.64 × 2,112.60
  4. Step 4: Simplify right side
    3,232.32x = 9,423,548.06
  5. Step 5: Solve for x
    x = 9,423,548.06/3,232.32
  6. Step 6: Final answer
    x = 2,915.41

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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.