Home / 4,119.66-6,176.75-2,658.01

Finding the Fourth Proportional to 4,119.66, 6,176.75 and 2,658.01

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Solution

The fourth proportional to 4,119.66, 6,176.75 and 2,658.01 is: 3,985.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.66 : 6,176.75 = 2,658.01 : x
  2. Step 2: Convert to fraction form
    4,119.66/6,176.75 = 2,658.01/x
  3. Step 3: Cross multiply
    4,119.66x = 6,176.75 × 2,658.01
  4. Step 4: Simplify right side
    4,119.66x = 16,417,849.98
  5. Step 5: Solve for x
    x = 16,417,849.98/4,119.66
  6. Step 6: Final answer
    x = 3,985.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.