Home / 4,186.47-5,777.42-2,509.64

Finding the Fourth Proportional to 4,186.47, 5,777.42 and 2,509.64

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Solution

The fourth proportional to 4,186.47, 5,777.42 and 2,509.64 is: 3,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.47 : 5,777.42 = 2,509.64 : x
  2. Step 2: Convert to fraction form
    4,186.47/5,777.42 = 2,509.64/x
  3. Step 3: Cross multiply
    4,186.47x = 5,777.42 × 2,509.64
  4. Step 4: Simplify right side
    4,186.47x = 14,499,244.33
  5. Step 5: Solve for x
    x = 14,499,244.33/4,186.47
  6. Step 6: Final answer
    x = 3,463.36

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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.