Home / 4,728.16-7,087.44-2,259.36

Finding the Fourth Proportional to 4,728.16, 7,087.44 and 2,259.36

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Solution

The fourth proportional to 4,728.16, 7,087.44 and 2,259.36 is: 3,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.16 : 7,087.44 = 2,259.36 : x
  2. Step 2: Convert to fraction form
    4,728.16/7,087.44 = 2,259.36/x
  3. Step 3: Cross multiply
    4,728.16x = 7,087.44 × 2,259.36
  4. Step 4: Simplify right side
    4,728.16x = 16,013,078.44
  5. Step 5: Solve for x
    x = 16,013,078.44/4,728.16
  6. Step 6: Final answer
    x = 3,386.75

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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.