Home / 2,453.36-3,386.04-1,792.40

Finding the Fourth Proportional to 2,453.36, 3,386.04 and 1,792.40

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Solution

The fourth proportional to 2,453.36, 3,386.04 and 1,792.40 is: 2,473.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.36 : 3,386.04 = 1,792.40 : x
  2. Step 2: Convert to fraction form
    2,453.36/3,386.04 = 1,792.40/x
  3. Step 3: Cross multiply
    2,453.36x = 3,386.04 × 1,792.40
  4. Step 4: Simplify right side
    2,453.36x = 6,069,138.10
  5. Step 5: Solve for x
    x = 6,069,138.10/2,453.36
  6. Step 6: Final answer
    x = 2,473.81

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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.