Home / 2,361.30-3,258.36-1,802.13

Finding the Fourth Proportional to 2,361.30, 3,258.36 and 1,802.13

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Solution

The fourth proportional to 2,361.30, 3,258.36 and 1,802.13 is: 2,486.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.30 : 3,258.36 = 1,802.13 : x
  2. Step 2: Convert to fraction form
    2,361.30/3,258.36 = 1,802.13/x
  3. Step 3: Cross multiply
    2,361.30x = 3,258.36 × 1,802.13
  4. Step 4: Simplify right side
    2,361.30x = 5,871,988.31
  5. Step 5: Solve for x
    x = 5,871,988.31/2,361.30
  6. Step 6: Final answer
    x = 2,486.76

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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.