Home / 5,256.42-7,884.60-1,558.68

Finding the Fourth Proportional to 5,256.42, 7,884.60 and 1,558.68

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Solution

The fourth proportional to 5,256.42, 7,884.60 and 1,558.68 is: 2,338.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.42 : 7,884.60 = 1,558.68 : x
  2. Step 2: Convert to fraction form
    5,256.42/7,884.60 = 1,558.68/x
  3. Step 3: Cross multiply
    5,256.42x = 7,884.60 × 1,558.68
  4. Step 4: Simplify right side
    5,256.42x = 12,289,568.33
  5. Step 5: Solve for x
    x = 12,289,568.33/5,256.42
  6. Step 6: Final answer
    x = 2,338.01

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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.