Home / 5,507.54-8,261.55-1,559.09

Finding the Fourth Proportional to 5,507.54, 8,261.55 and 1,559.09

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Solution

The fourth proportional to 5,507.54, 8,261.55 and 1,559.09 is: 2,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.54 : 8,261.55 = 1,559.09 : x
  2. Step 2: Convert to fraction form
    5,507.54/8,261.55 = 1,559.09/x
  3. Step 3: Cross multiply
    5,507.54x = 8,261.55 × 1,559.09
  4. Step 4: Simplify right side
    5,507.54x = 12,880,458.68
  5. Step 5: Solve for x
    x = 12,880,458.68/5,507.54
  6. Step 6: Final answer
    x = 2,338.70

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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.