Home / 2,361.17-3,258.41-1,313.23

Finding the Fourth Proportional to 2,361.17, 3,258.41 and 1,313.23

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Solution

The fourth proportional to 2,361.17, 3,258.41 and 1,313.23 is: 1,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.17 : 3,258.41 = 1,313.23 : x
  2. Step 2: Convert to fraction form
    2,361.17/3,258.41 = 1,313.23/x
  3. Step 3: Cross multiply
    2,361.17x = 3,258.41 × 1,313.23
  4. Step 4: Simplify right side
    2,361.17x = 4,279,041.76
  5. Step 5: Solve for x
    x = 4,279,041.76/2,361.17
  6. Step 6: Final answer
    x = 1,812.25

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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.