Home / 5,357.08-8,038.50-2,236.60

Finding the Fourth Proportional to 5,357.08, 8,038.50 and 2,236.60

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Solution

The fourth proportional to 5,357.08, 8,038.50 and 2,236.60 is: 3,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.08 : 8,038.50 = 2,236.60 : x
  2. Step 2: Convert to fraction form
    5,357.08/8,038.50 = 2,236.60/x
  3. Step 3: Cross multiply
    5,357.08x = 8,038.50 × 2,236.60
  4. Step 4: Simplify right side
    5,357.08x = 17,978,909.10
  5. Step 5: Solve for x
    x = 17,978,909.10/5,357.08
  6. Step 6: Final answer
    x = 3,356.10

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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.