Home / 4,722.44-7,082.84-1,258.88

Finding the Fourth Proportional to 4,722.44, 7,082.84 and 1,258.88

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Solution

The fourth proportional to 4,722.44, 7,082.84 and 1,258.88 is: 1,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.44 : 7,082.84 = 1,258.88 : x
  2. Step 2: Convert to fraction form
    4,722.44/7,082.84 = 1,258.88/x
  3. Step 3: Cross multiply
    4,722.44x = 7,082.84 × 1,258.88
  4. Step 4: Simplify right side
    4,722.44x = 8,916,413.35
  5. Step 5: Solve for x
    x = 8,916,413.35/4,722.44
  6. Step 6: Final answer
    x = 1,888.10

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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.