Home / 3,829.64-5,284.86-2,258.24

Finding the Fourth Proportional to 3,829.64, 5,284.86 and 2,258.24

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Solution

The fourth proportional to 3,829.64, 5,284.86 and 2,258.24 is: 3,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.64 : 5,284.86 = 2,258.24 : x
  2. Step 2: Convert to fraction form
    3,829.64/5,284.86 = 2,258.24/x
  3. Step 3: Cross multiply
    3,829.64x = 5,284.86 × 2,258.24
  4. Step 4: Simplify right side
    3,829.64x = 11,934,482.25
  5. Step 5: Solve for x
    x = 11,934,482.25/3,829.64
  6. Step 6: Final answer
    x = 3,116.35

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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.