Home / 7,946.42-11,923.95-3,332.66

Finding the Fourth Proportional to 7,946.42, 11,923.95 and 3,332.66

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Solution

The fourth proportional to 7,946.42, 11,923.95 and 3,332.66 is: 5,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.42 : 11,923.95 = 3,332.66 : x
  2. Step 2: Convert to fraction form
    7,946.42/11,923.95 = 3,332.66/x
  3. Step 3: Cross multiply
    7,946.42x = 11,923.95 × 3,332.66
  4. Step 4: Simplify right side
    7,946.42x = 39,738,471.21
  5. Step 5: Solve for x
    x = 39,738,471.21/7,946.42
  6. Step 6: Final answer
    x = 5,000.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.