Home / 4,728.36-7,081.61-3,624.33

Finding the Fourth Proportional to 4,728.36, 7,081.61 and 3,624.33

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Solution

The fourth proportional to 4,728.36, 7,081.61 and 3,624.33 is: 5,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.36 : 7,081.61 = 3,624.33 : x
  2. Step 2: Convert to fraction form
    4,728.36/7,081.61 = 3,624.33/x
  3. Step 3: Cross multiply
    4,728.36x = 7,081.61 × 3,624.33
  4. Step 4: Simplify right side
    4,728.36x = 25,666,073.45
  5. Step 5: Solve for x
    x = 25,666,073.45/4,728.36
  6. Step 6: Final answer
    x = 5,428.11

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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.