Home / 3,210.36-4,813.56-1,802.57

Finding the Fourth Proportional to 3,210.36, 4,813.56 and 1,802.57

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Solution

The fourth proportional to 3,210.36, 4,813.56 and 1,802.57 is: 2,702.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.36 : 4,813.56 = 1,802.57 : x
  2. Step 2: Convert to fraction form
    3,210.36/4,813.56 = 1,802.57/x
  3. Step 3: Cross multiply
    3,210.36x = 4,813.56 × 1,802.57
  4. Step 4: Simplify right side
    3,210.36x = 8,676,754.78
  5. Step 5: Solve for x
    x = 8,676,754.78/3,210.36
  6. Step 6: Final answer
    x = 2,702.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.