Home / 2,923.69-4,034.15-1,664.67

Finding the Fourth Proportional to 2,923.69, 4,034.15 and 1,664.67

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Solution

The fourth proportional to 2,923.69, 4,034.15 and 1,664.67 is: 2,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.69 : 4,034.15 = 1,664.67 : x
  2. Step 2: Convert to fraction form
    2,923.69/4,034.15 = 1,664.67/x
  3. Step 3: Cross multiply
    2,923.69x = 4,034.15 × 1,664.67
  4. Step 4: Simplify right side
    2,923.69x = 6,715,528.48
  5. Step 5: Solve for x
    x = 6,715,528.48/2,923.69
  6. Step 6: Final answer
    x = 2,296.94

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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.