Home / 7,017.23-10,519.64-2,860.72

Finding the Fourth Proportional to 7,017.23, 10,519.64 and 2,860.72

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Solution

The fourth proportional to 7,017.23, 10,519.64 and 2,860.72 is: 4,288.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.23 : 10,519.64 = 2,860.72 : x
  2. Step 2: Convert to fraction form
    7,017.23/10,519.64 = 2,860.72/x
  3. Step 3: Cross multiply
    7,017.23x = 10,519.64 × 2,860.72
  4. Step 4: Simplify right side
    7,017.23x = 30,093,699.09
  5. Step 5: Solve for x
    x = 30,093,699.09/7,017.23
  6. Step 6: Final answer
    x = 4,288.54

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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.