Home / 9,545.58-13,170.81-9,230.94

Finding the Fourth Proportional to 9,545.58, 13,170.81 and 9,230.94

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Solution

The fourth proportional to 9,545.58, 13,170.81 and 9,230.94 is: 12,736.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545.58 : 13,170.81 = 9,230.94 : x
  2. Step 2: Convert to fraction form
    9,545.58/13,170.81 = 9,230.94/x
  3. Step 3: Cross multiply
    9,545.58x = 13,170.81 × 9,230.94
  4. Step 4: Simplify right side
    9,545.58x = 121,578,956.86
  5. Step 5: Solve for x
    x = 121,578,956.86/9,545.58
  6. Step 6: Final answer
    x = 12,736.68

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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.