Home / 2,361.06-3,258.36-1,313.10

Finding the Fourth Proportional to 2,361.06, 3,258.36 and 1,313.10

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Solution

The fourth proportional to 2,361.06, 3,258.36 and 1,313.10 is: 1,812.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.06 : 3,258.36 = 1,313.10 : x
  2. Step 2: Convert to fraction form
    2,361.06/3,258.36 = 1,313.10/x
  3. Step 3: Cross multiply
    2,361.06x = 3,258.36 × 1,313.10
  4. Step 4: Simplify right side
    2,361.06x = 4,278,552.52
  5. Step 5: Solve for x
    x = 4,278,552.52/2,361.06
  6. Step 6: Final answer
    x = 1,812.13

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1.5x scale

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.