Home / 4,830.03-6,664.68-2,840.27

Finding the Fourth Proportional to 4,830.03, 6,664.68 and 2,840.27

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Solution

The fourth proportional to 4,830.03, 6,664.68 and 2,840.27 is: 3,919.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.03 : 6,664.68 = 2,840.27 : x
  2. Step 2: Convert to fraction form
    4,830.03/6,664.68 = 2,840.27/x
  3. Step 3: Cross multiply
    4,830.03x = 6,664.68 × 2,840.27
  4. Step 4: Simplify right side
    4,830.03x = 18,929,457.34
  5. Step 5: Solve for x
    x = 18,929,457.34/4,830.03
  6. Step 6: Final answer
    x = 3,919.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.