Home / 5,243.48-7,864.37-1,544.85

Finding the Fourth Proportional to 5,243.48, 7,864.37 and 1,544.85

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Solution

The fourth proportional to 5,243.48, 7,864.37 and 1,544.85 is: 2,317.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243.48 : 7,864.37 = 1,544.85 : x
  2. Step 2: Convert to fraction form
    5,243.48/7,864.37 = 1,544.85/x
  3. Step 3: Cross multiply
    5,243.48x = 7,864.37 × 1,544.85
  4. Step 4: Simplify right side
    5,243.48x = 12,149,271.99
  5. Step 5: Solve for x
    x = 12,149,271.99/5,243.48
  6. Step 6: Final answer
    x = 2,317.02

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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.