Home / 7,369.78-10,170.23-4,012.59

Finding the Fourth Proportional to 7,369.78, 10,170.23 and 4,012.59

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Solution

The fourth proportional to 7,369.78, 10,170.23 and 4,012.59 is: 5,537.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.78 : 10,170.23 = 4,012.59 : x
  2. Step 2: Convert to fraction form
    7,369.78/10,170.23 = 4,012.59/x
  3. Step 3: Cross multiply
    7,369.78x = 10,170.23 × 4,012.59
  4. Step 4: Simplify right side
    7,369.78x = 40,808,935.09
  5. Step 5: Solve for x
    x = 40,808,935.09/7,369.78
  6. Step 6: Final answer
    x = 5,537.33

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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.