Home / 5,208.28-7,816.53-1,923.69

Finding the Fourth Proportional to 5,208.28, 7,816.53 and 1,923.69

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Solution

The fourth proportional to 5,208.28, 7,816.53 and 1,923.69 is: 2,887.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.28 : 7,816.53 = 1,923.69 : x
  2. Step 2: Convert to fraction form
    5,208.28/7,816.53 = 1,923.69/x
  3. Step 3: Cross multiply
    5,208.28x = 7,816.53 × 1,923.69
  4. Step 4: Simplify right side
    5,208.28x = 15,036,617.12
  5. Step 5: Solve for x
    x = 15,036,617.12/5,208.28
  6. Step 6: Final answer
    x = 2,887.06

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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.