Home / 5,630.77-8,448.16-2,855.33

Finding the Fourth Proportional to 5,630.77, 8,448.16 and 2,855.33

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Solution

The fourth proportional to 5,630.77, 8,448.16 and 2,855.33 is: 4,284.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.77 : 8,448.16 = 2,855.33 : x
  2. Step 2: Convert to fraction form
    5,630.77/8,448.16 = 2,855.33/x
  3. Step 3: Cross multiply
    5,630.77x = 8,448.16 × 2,855.33
  4. Step 4: Simplify right side
    5,630.77x = 24,122,252.60
  5. Step 5: Solve for x
    x = 24,122,252.60/5,630.77
  6. Step 6: Final answer
    x = 4,284.01

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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.