Home / 6,857.04-10,285.97-1,927.07

Finding the Fourth Proportional to 6,857.04, 10,285.97 and 1,927.07

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Solution

The fourth proportional to 6,857.04, 10,285.97 and 1,927.07 is: 2,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.04 : 10,285.97 = 1,927.07 : x
  2. Step 2: Convert to fraction form
    6,857.04/10,285.97 = 1,927.07/x
  3. Step 3: Cross multiply
    6,857.04x = 10,285.97 × 1,927.07
  4. Step 4: Simplify right side
    6,857.04x = 19,821,748.86
  5. Step 5: Solve for x
    x = 19,821,748.86/6,857.04
  6. Step 6: Final answer
    x = 2,890.71

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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.