Home / 3,915.57-5,873.37-1,283.06

Finding the Fourth Proportional to 3,915.57, 5,873.37 and 1,283.06

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Solution

The fourth proportional to 3,915.57, 5,873.37 and 1,283.06 is: 1,924.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.57 : 5,873.37 = 1,283.06 : x
  2. Step 2: Convert to fraction form
    3,915.57/5,873.37 = 1,283.06/x
  3. Step 3: Cross multiply
    3,915.57x = 5,873.37 × 1,283.06
  4. Step 4: Simplify right side
    3,915.57x = 7,535,856.75
  5. Step 5: Solve for x
    x = 7,535,856.75/3,915.57
  6. Step 6: Final answer
    x = 1,924.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.