Home / 9,167.24-12,650.79-4,975.49

Finding the Fourth Proportional to 9,167.24, 12,650.79 and 4,975.49

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Solution

The fourth proportional to 9,167.24, 12,650.79 and 4,975.49 is: 6,866.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.24 : 12,650.79 = 4,975.49 : x
  2. Step 2: Convert to fraction form
    9,167.24/12,650.79 = 4,975.49/x
  3. Step 3: Cross multiply
    9,167.24x = 12,650.79 × 4,975.49
  4. Step 4: Simplify right side
    9,167.24x = 62,943,815.88
  5. Step 5: Solve for x
    x = 62,943,815.88/9,167.24
  6. Step 6: Final answer
    x = 6,866.17

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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.