Home / 2,258.28-3,386.61-1,563.30

Finding the Fourth Proportional to 2,258.28, 3,386.61 and 1,563.30

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Solution

The fourth proportional to 2,258.28, 3,386.61 and 1,563.30 is: 2,344.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.28 : 3,386.61 = 1,563.30 : x
  2. Step 2: Convert to fraction form
    2,258.28/3,386.61 = 1,563.30/x
  3. Step 3: Cross multiply
    2,258.28x = 3,386.61 × 1,563.30
  4. Step 4: Simplify right side
    2,258.28x = 5,294,287.41
  5. Step 5: Solve for x
    x = 5,294,287.41/2,258.28
  6. Step 6: Final answer
    x = 2,344.39

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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.