Home / 7,534.37-10,399.60-4,550.42

Finding the Fourth Proportional to 7,534.37, 10,399.60 and 4,550.42

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Solution

The fourth proportional to 7,534.37, 10,399.60 and 4,550.42 is: 6,280.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.37 : 10,399.60 = 4,550.42 : x
  2. Step 2: Convert to fraction form
    7,534.37/10,399.60 = 4,550.42/x
  3. Step 3: Cross multiply
    7,534.37x = 10,399.60 × 4,550.42
  4. Step 4: Simplify right side
    7,534.37x = 47,322,562.45
  5. Step 5: Solve for x
    x = 47,322,562.45/7,534.37
  6. Step 6: Final answer
    x = 6,280.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.