Home / 6,816.48-10,224.68-1,886.07

Finding the Fourth Proportional to 6,816.48, 10,224.68 and 1,886.07

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Solution

The fourth proportional to 6,816.48, 10,224.68 and 1,886.07 is: 2,829.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.48 : 10,224.68 = 1,886.07 : x
  2. Step 2: Convert to fraction form
    6,816.48/10,224.68 = 1,886.07/x
  3. Step 3: Cross multiply
    6,816.48x = 10,224.68 × 1,886.07
  4. Step 4: Simplify right side
    6,816.48x = 19,284,462.21
  5. Step 5: Solve for x
    x = 19,284,462.21/6,816.48
  6. Step 6: Final answer
    x = 2,829.09

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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.