Home / 10,020.48-13,828.08-5,544.56

Finding the Fourth Proportional to 10,020.48, 13,828.08 and 5,544.56

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Solution

The fourth proportional to 10,020.48, 13,828.08 and 5,544.56 is: 7,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.48 : 13,828.08 = 5,544.56 : x
  2. Step 2: Convert to fraction form
    10,020.48/13,828.08 = 5,544.56/x
  3. Step 3: Cross multiply
    10,020.48x = 13,828.08 × 5,544.56
  4. Step 4: Simplify right side
    10,020.48x = 76,670,619.24
  5. Step 5: Solve for x
    x = 76,670,619.24/10,020.48
  6. Step 6: Final answer
    x = 7,651.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.