Home / 4,200.08-5,795.76-2,431.79

Finding the Fourth Proportional to 4,200.08, 5,795.76 and 2,431.79

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Solution

The fourth proportional to 4,200.08, 5,795.76 and 2,431.79 is: 3,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.08 : 5,795.76 = 2,431.79 : x
  2. Step 2: Convert to fraction form
    4,200.08/5,795.76 = 2,431.79/x
  3. Step 3: Cross multiply
    4,200.08x = 5,795.76 × 2,431.79
  4. Step 4: Simplify right side
    4,200.08x = 14,094,094.82
  5. Step 5: Solve for x
    x = 14,094,094.82/4,200.08
  6. Step 6: Final answer
    x = 3,355.68

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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.