Home / 7,738.54-10,679.03-4,552.18

Finding the Fourth Proportional to 7,738.54, 10,679.03 and 4,552.18

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Solution

The fourth proportional to 7,738.54, 10,679.03 and 4,552.18 is: 6,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.54 : 10,679.03 = 4,552.18 : x
  2. Step 2: Convert to fraction form
    7,738.54/10,679.03 = 4,552.18/x
  3. Step 3: Cross multiply
    7,738.54x = 10,679.03 × 4,552.18
  4. Step 4: Simplify right side
    7,738.54x = 48,612,860.00
  5. Step 5: Solve for x
    x = 48,612,860.00/7,738.54
  6. Step 6: Final answer
    x = 6,281.92

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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.