Home / 3,210.32-4,429.50-1,883.96

Finding the Fourth Proportional to 3,210.32, 4,429.50 and 1,883.96

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Solution

The fourth proportional to 3,210.32, 4,429.50 and 1,883.96 is: 2,599.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.32 : 4,429.50 = 1,883.96 : x
  2. Step 2: Convert to fraction form
    3,210.32/4,429.50 = 1,883.96/x
  3. Step 3: Cross multiply
    3,210.32x = 4,429.50 × 1,883.96
  4. Step 4: Simplify right side
    3,210.32x = 8,345,000.82
  5. Step 5: Solve for x
    x = 8,345,000.82/3,210.32
  6. Step 6: Final answer
    x = 2,599.43

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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.