Home / 7,019.08-10,528.52-2,021.57

Finding the Fourth Proportional to 7,019.08, 10,528.52 and 2,021.57

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Solution

The fourth proportional to 7,019.08, 10,528.52 and 2,021.57 is: 3,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.08 : 10,528.52 = 2,021.57 : x
  2. Step 2: Convert to fraction form
    7,019.08/10,528.52 = 2,021.57/x
  3. Step 3: Cross multiply
    7,019.08x = 10,528.52 × 2,021.57
  4. Step 4: Simplify right side
    7,019.08x = 21,284,140.18
  5. Step 5: Solve for x
    x = 21,284,140.18/7,019.08
  6. Step 6: Final answer
    x = 3,032.33

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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.