Home / 3,568.30-5,353.66-1,925

Finding the Fourth Proportional to 3,568.30, 5,353.66 and 1,925

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Solution

The fourth proportional to 3,568.30, 5,353.66 and 1,925 is: 2,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.30 : 5,353.66 = 1,925 : x
  2. Step 2: Convert to fraction form
    3,568.30/5,353.66 = 1,925/x
  3. Step 3: Cross multiply
    3,568.30x = 5,353.66 × 1,925
  4. Step 4: Simplify right side
    3,568.30x = 10,305,795.50
  5. Step 5: Solve for x
    x = 10,305,795.50/3,568.30
  6. Step 6: Final answer
    x = 2,888.15

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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.