Home / 7,669.51-10,583.33-4,311.70

Finding the Fourth Proportional to 7,669.51, 10,583.33 and 4,311.70

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Solution

The fourth proportional to 7,669.51, 10,583.33 and 4,311.70 is: 5,949.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.51 : 10,583.33 = 4,311.70 : x
  2. Step 2: Convert to fraction form
    7,669.51/10,583.33 = 4,311.70/x
  3. Step 3: Cross multiply
    7,669.51x = 10,583.33 × 4,311.70
  4. Step 4: Simplify right side
    7,669.51x = 45,632,095.94
  5. Step 5: Solve for x
    x = 45,632,095.94/7,669.51
  6. Step 6: Final answer
    x = 5,949.81

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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.