Home / 7,336.98-10,122.57-4,190.94

Finding the Fourth Proportional to 7,336.98, 10,122.57 and 4,190.94

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Solution

The fourth proportional to 7,336.98, 10,122.57 and 4,190.94 is: 5,782.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.98 : 10,122.57 = 4,190.94 : x
  2. Step 2: Convert to fraction form
    7,336.98/10,122.57 = 4,190.94/x
  3. Step 3: Cross multiply
    7,336.98x = 10,122.57 × 4,190.94
  4. Step 4: Simplify right side
    7,336.98x = 42,423,083.52
  5. Step 5: Solve for x
    x = 42,423,083.52/7,336.98
  6. Step 6: Final answer
    x = 5,782.09

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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.