Home / 4,142.93-5,714.73-2,650.32

Finding the Fourth Proportional to 4,142.93, 5,714.73 and 2,650.32

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Solution

The fourth proportional to 4,142.93, 5,714.73 and 2,650.32 is: 3,655.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.93 : 5,714.73 = 2,650.32 : x
  2. Step 2: Convert to fraction form
    4,142.93/5,714.73 = 2,650.32/x
  3. Step 3: Cross multiply
    4,142.93x = 5,714.73 × 2,650.32
  4. Step 4: Simplify right side
    4,142.93x = 15,145,863.21
  5. Step 5: Solve for x
    x = 15,145,863.21/4,142.93
  6. Step 6: Final answer
    x = 3,655.84

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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.