Home / 5,230.75-7,845.55-1,533.02

Finding the Fourth Proportional to 5,230.75, 7,845.55 and 1,533.02

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Solution

The fourth proportional to 5,230.75, 7,845.55 and 1,533.02 is: 2,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.75 : 7,845.55 = 1,533.02 : x
  2. Step 2: Convert to fraction form
    5,230.75/7,845.55 = 1,533.02/x
  3. Step 3: Cross multiply
    5,230.75x = 7,845.55 × 1,533.02
  4. Step 4: Simplify right side
    5,230.75x = 12,027,351.81
  5. Step 5: Solve for x
    x = 12,027,351.81/5,230.75
  6. Step 6: Final answer
    x = 2,299.36

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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.