Home / 7,729.03-10,662.06-4,744.18

Finding the Fourth Proportional to 7,729.03, 10,662.06 and 4,744.18

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Solution

The fourth proportional to 7,729.03, 10,662.06 and 4,744.18 is: 6,544.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.03 : 10,662.06 = 4,744.18 : x
  2. Step 2: Convert to fraction form
    7,729.03/10,662.06 = 4,744.18/x
  3. Step 3: Cross multiply
    7,729.03x = 10,662.06 × 4,744.18
  4. Step 4: Simplify right side
    7,729.03x = 50,582,731.81
  5. Step 5: Solve for x
    x = 50,582,731.81/7,729.03
  6. Step 6: Final answer
    x = 6,544.51

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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.