Home / 4,230.48-5,840.16-2,740.56

Finding the Fourth Proportional to 4,230.48, 5,840.16 and 2,740.56

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Solution

The fourth proportional to 4,230.48, 5,840.16 and 2,740.56 is: 3,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.48 : 5,840.16 = 2,740.56 : x
  2. Step 2: Convert to fraction form
    4,230.48/5,840.16 = 2,740.56/x
  3. Step 3: Cross multiply
    4,230.48x = 5,840.16 × 2,740.56
  4. Step 4: Simplify right side
    4,230.48x = 16,005,308.89
  5. Step 5: Solve for x
    x = 16,005,308.89/4,230.48
  6. Step 6: Final answer
    x = 3,783.33

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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.