Home / 4,102.86-5,662.48-2,424.12

Finding the Fourth Proportional to 4,102.86, 5,662.48 and 2,424.12

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Solution

The fourth proportional to 4,102.86, 5,662.48 and 2,424.12 is: 3,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.86 : 5,662.48 = 2,424.12 : x
  2. Step 2: Convert to fraction form
    4,102.86/5,662.48 = 2,424.12/x
  3. Step 3: Cross multiply
    4,102.86x = 5,662.48 × 2,424.12
  4. Step 4: Simplify right side
    4,102.86x = 13,726,531.02
  5. Step 5: Solve for x
    x = 13,726,531.02/4,102.86
  6. Step 6: Final answer
    x = 3,345.60

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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.