Home / 3,885.12-5,825.52-1,573.92

Finding the Fourth Proportional to 3,885.12, 5,825.52 and 1,573.92

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Solution

The fourth proportional to 3,885.12, 5,825.52 and 1,573.92 is: 2,360.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.12 : 5,825.52 = 1,573.92 : x
  2. Step 2: Convert to fraction form
    3,885.12/5,825.52 = 1,573.92/x
  3. Step 3: Cross multiply
    3,885.12x = 5,825.52 × 1,573.92
  4. Step 4: Simplify right side
    3,885.12x = 9,168,902.44
  5. Step 5: Solve for x
    x = 9,168,902.44/3,885.12
  6. Step 6: Final answer
    x = 2,360.00

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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.