Home / 3,232.80-4,461.40-1,907.64

Finding the Fourth Proportional to 3,232.80, 4,461.40 and 1,907.64

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Solution

The fourth proportional to 3,232.80, 4,461.40 and 1,907.64 is: 2,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.80 : 4,461.40 = 1,907.64 : x
  2. Step 2: Convert to fraction form
    3,232.80/4,461.40 = 1,907.64/x
  3. Step 3: Cross multiply
    3,232.80x = 4,461.40 × 1,907.64
  4. Step 4: Simplify right side
    3,232.80x = 8,510,745.10
  5. Step 5: Solve for x
    x = 8,510,745.10/3,232.80
  6. Step 6: Final answer
    x = 2,632.62

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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.