Home / 3,563.40-5,341.32-1,371.18

Finding the Fourth Proportional to 3,563.40, 5,341.32 and 1,371.18

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Solution

The fourth proportional to 3,563.40, 5,341.32 and 1,371.18 is: 2,055.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.40 : 5,341.32 = 1,371.18 : x
  2. Step 2: Convert to fraction form
    3,563.40/5,341.32 = 1,371.18/x
  3. Step 3: Cross multiply
    3,563.40x = 5,341.32 × 1,371.18
  4. Step 4: Simplify right side
    3,563.40x = 7,323,911.16
  5. Step 5: Solve for x
    x = 7,323,911.16/3,563.40
  6. Step 6: Final answer
    x = 2,055.32

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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.