Home / 9,480.56-13,082.36-5,288.48

Finding the Fourth Proportional to 9,480.56, 13,082.36 and 5,288.48

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Solution

The fourth proportional to 9,480.56, 13,082.36 and 5,288.48 is: 7,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.56 : 13,082.36 = 5,288.48 : x
  2. Step 2: Convert to fraction form
    9,480.56/13,082.36 = 5,288.48/x
  3. Step 3: Cross multiply
    9,480.56x = 13,082.36 × 5,288.48
  4. Step 4: Simplify right side
    9,480.56x = 69,185,799.21
  5. Step 5: Solve for x
    x = 69,185,799.21/9,480.56
  6. Step 6: Final answer
    x = 7,297.65

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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.