Home / 3,210.51-4,817.58-1,264.08

Finding the Fourth Proportional to 3,210.51, 4,817.58 and 1,264.08

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Solution

The fourth proportional to 3,210.51, 4,817.58 and 1,264.08 is: 1,896.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.51 : 4,817.58 = 1,264.08 : x
  2. Step 2: Convert to fraction form
    3,210.51/4,817.58 = 1,264.08/x
  3. Step 3: Cross multiply
    3,210.51x = 4,817.58 × 1,264.08
  4. Step 4: Simplify right side
    3,210.51x = 6,089,819.85
  5. Step 5: Solve for x
    x = 6,089,819.85/3,210.51
  6. Step 6: Final answer
    x = 1,896.84

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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.