Home / 9,480.23-13,082.63-5,231.33

Finding the Fourth Proportional to 9,480.23, 13,082.63 and 5,231.33

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Solution

The fourth proportional to 9,480.23, 13,082.63 and 5,231.33 is: 7,219.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.23 : 13,082.63 = 5,231.33 : x
  2. Step 2: Convert to fraction form
    9,480.23/13,082.63 = 5,231.33/x
  3. Step 3: Cross multiply
    9,480.23x = 13,082.63 × 5,231.33
  4. Step 4: Simplify right side
    9,480.23x = 68,439,554.80
  5. Step 5: Solve for x
    x = 68,439,554.80/9,480.23
  6. Step 6: Final answer
    x = 7,219.19

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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.