Home / 5,226.37-7,840.29-1,528.88

Finding the Fourth Proportional to 5,226.37, 7,840.29 and 1,528.88

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Solution

The fourth proportional to 5,226.37, 7,840.29 and 1,528.88 is: 2,293.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.37 : 7,840.29 = 1,528.88 : x
  2. Step 2: Convert to fraction form
    5,226.37/7,840.29 = 1,528.88/x
  3. Step 3: Cross multiply
    5,226.37x = 7,840.29 × 1,528.88
  4. Step 4: Simplify right side
    5,226.37x = 11,986,823.37
  5. Step 5: Solve for x
    x = 11,986,823.37/5,226.37
  6. Step 6: Final answer
    x = 2,293.53

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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.