Home / 4,825.28-7,235.49-2,356.40

Finding the Fourth Proportional to 4,825.28, 7,235.49 and 2,356.40

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Solution

The fourth proportional to 4,825.28, 7,235.49 and 2,356.40 is: 3,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.28 : 7,235.49 = 2,356.40 : x
  2. Step 2: Convert to fraction form
    4,825.28/7,235.49 = 2,356.40/x
  3. Step 3: Cross multiply
    4,825.28x = 7,235.49 × 2,356.40
  4. Step 4: Simplify right side
    4,825.28x = 17,049,708.64
  5. Step 5: Solve for x
    x = 17,049,708.64/4,825.28
  6. Step 6: Final answer
    x = 3,533.41

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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.