Home / 5,539.32-8,312.76-3,072.60

Finding the Fourth Proportional to 5,539.32, 8,312.76 and 3,072.60

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Solution

The fourth proportional to 5,539.32, 8,312.76 and 3,072.60 is: 4,611.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.32 : 8,312.76 = 3,072.60 : x
  2. Step 2: Convert to fraction form
    5,539.32/8,312.76 = 3,072.60/x
  3. Step 3: Cross multiply
    5,539.32x = 8,312.76 × 3,072.60
  4. Step 4: Simplify right side
    5,539.32x = 25,541,786.38
  5. Step 5: Solve for x
    x = 25,541,786.38/5,539.32
  6. Step 6: Final answer
    x = 4,611.00

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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.