Home / 4,825.78-7,236.24-2,356.90

Finding the Fourth Proportional to 4,825.78, 7,236.24 and 2,356.90

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Solution

The fourth proportional to 4,825.78, 7,236.24 and 2,356.90 is: 3,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.78 : 7,236.24 = 2,356.90 : x
  2. Step 2: Convert to fraction form
    4,825.78/7,236.24 = 2,356.90/x
  3. Step 3: Cross multiply
    4,825.78x = 7,236.24 × 2,356.90
  4. Step 4: Simplify right side
    4,825.78x = 17,055,094.06
  5. Step 5: Solve for x
    x = 17,055,094.06/4,825.78
  6. Step 6: Final answer
    x = 3,534.16

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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.