Home / 3,210.03-4,815.70-1,360.19

Finding the Fourth Proportional to 3,210.03, 4,815.70 and 1,360.19

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Solution

The fourth proportional to 3,210.03, 4,815.70 and 1,360.19 is: 2,040.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.03 : 4,815.70 = 1,360.19 : x
  2. Step 2: Convert to fraction form
    3,210.03/4,815.70 = 1,360.19/x
  3. Step 3: Cross multiply
    3,210.03x = 4,815.70 × 1,360.19
  4. Step 4: Simplify right side
    3,210.03x = 6,550,283.27
  5. Step 5: Solve for x
    x = 6,550,283.27/3,210.03
  6. Step 6: Final answer
    x = 2,040.57

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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.