Home / 3,807.36-5,258.88-3,283.20

Finding the Fourth Proportional to 3,807.36, 5,258.88 and 3,283.20

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Solution

The fourth proportional to 3,807.36, 5,258.88 and 3,283.20 is: 4,534.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.36 : 5,258.88 = 3,283.20 : x
  2. Step 2: Convert to fraction form
    3,807.36/5,258.88 = 3,283.20/x
  3. Step 3: Cross multiply
    3,807.36x = 5,258.88 × 3,283.20
  4. Step 4: Simplify right side
    3,807.36x = 17,265,954.82
  5. Step 5: Solve for x
    x = 17,265,954.82/3,807.36
  6. Step 6: Final answer
    x = 4,534.89

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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.