Home / 4,178.07-6,267.77-1,679.26

Finding the Fourth Proportional to 4,178.07, 6,267.77 and 1,679.26

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Solution

The fourth proportional to 4,178.07, 6,267.77 and 1,679.26 is: 2,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.07 : 6,267.77 = 1,679.26 : x
  2. Step 2: Convert to fraction form
    4,178.07/6,267.77 = 1,679.26/x
  3. Step 3: Cross multiply
    4,178.07x = 6,267.77 × 1,679.26
  4. Step 4: Simplify right side
    4,178.07x = 10,525,196.53
  5. Step 5: Solve for x
    x = 10,525,196.53/4,178.07
  6. Step 6: Final answer
    x = 2,519.15

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1.5x scale

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.