Home / 9,167.56-12,651.23-4,975.81

Finding the Fourth Proportional to 9,167.56, 12,651.23 and 4,975.81

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Solution

The fourth proportional to 9,167.56, 12,651.23 and 4,975.81 is: 6,866.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.56 : 12,651.23 = 4,975.81 : x
  2. Step 2: Convert to fraction form
    9,167.56/12,651.23 = 4,975.81/x
  3. Step 3: Cross multiply
    9,167.56x = 12,651.23 × 4,975.81
  4. Step 4: Simplify right side
    9,167.56x = 62,950,060.24
  5. Step 5: Solve for x
    x = 62,950,060.24/9,167.56
  6. Step 6: Final answer
    x = 6,866.61

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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.