Home / 4,258.84-5,869-2,840.92

Finding the Fourth Proportional to 4,258.84, 5,869 and 2,840.92

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Solution

The fourth proportional to 4,258.84, 5,869 and 2,840.92 is: 3,915.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.84 : 5,869 = 2,840.92 : x
  2. Step 2: Convert to fraction form
    4,258.84/5,869 = 2,840.92/x
  3. Step 3: Cross multiply
    4,258.84x = 5,869 × 2,840.92
  4. Step 4: Simplify right side
    4,258.84x = 16,673,359.48
  5. Step 5: Solve for x
    x = 16,673,359.48/4,258.84
  6. Step 6: Final answer
    x = 3,915.00

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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.