Home / 4,538.40-6,807.60-3,232.80

Finding the Fourth Proportional to 4,538.40, 6,807.60 and 3,232.80

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Solution

The fourth proportional to 4,538.40, 6,807.60 and 3,232.80 is: 4,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.40 : 6,807.60 = 3,232.80 : x
  2. Step 2: Convert to fraction form
    4,538.40/6,807.60 = 3,232.80/x
  3. Step 3: Cross multiply
    4,538.40x = 6,807.60 × 3,232.80
  4. Step 4: Simplify right side
    4,538.40x = 22,007,609.28
  5. Step 5: Solve for x
    x = 22,007,609.28/4,538.40
  6. Step 6: Final answer
    x = 4,849.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.