Home / 9,481.32-13,082.64-5,703.60

Finding the Fourth Proportional to 9,481.32, 13,082.64 and 5,703.60

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Solution

The fourth proportional to 9,481.32, 13,082.64 and 5,703.60 is: 7,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.32 : 13,082.64 = 5,703.60 : x
  2. Step 2: Convert to fraction form
    9,481.32/13,082.64 = 5,703.60/x
  3. Step 3: Cross multiply
    9,481.32x = 13,082.64 × 5,703.60
  4. Step 4: Simplify right side
    9,481.32x = 74,618,145.50
  5. Step 5: Solve for x
    x = 74,618,145.50/9,481.32
  6. Step 6: Final answer
    x = 7,870.02

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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.