Home / 3,062.10-4,225.68-1,664.86

Finding the Fourth Proportional to 3,062.10, 4,225.68 and 1,664.86

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Solution

The fourth proportional to 3,062.10, 4,225.68 and 1,664.86 is: 2,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.10 : 4,225.68 = 1,664.86 : x
  2. Step 2: Convert to fraction form
    3,062.10/4,225.68 = 1,664.86/x
  3. Step 3: Cross multiply
    3,062.10x = 4,225.68 × 1,664.86
  4. Step 4: Simplify right side
    3,062.10x = 7,035,165.60
  5. Step 5: Solve for x
    x = 7,035,165.60/3,062.10
  6. Step 6: Final answer
    x = 2,297.50

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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.