Home / 3,541.46-4,887.14-1,969.45

Finding the Fourth Proportional to 3,541.46, 4,887.14 and 1,969.45

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Solution

The fourth proportional to 3,541.46, 4,887.14 and 1,969.45 is: 2,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.46 : 4,887.14 = 1,969.45 : x
  2. Step 2: Convert to fraction form
    3,541.46/4,887.14 = 1,969.45/x
  3. Step 3: Cross multiply
    3,541.46x = 4,887.14 × 1,969.45
  4. Step 4: Simplify right side
    3,541.46x = 9,624,955.81
  5. Step 5: Solve for x
    x = 9,624,955.81/3,541.46
  6. Step 6: Final answer
    x = 2,717.80

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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.