Home / 6,771.14-10,156.65-1,840.75

Finding the Fourth Proportional to 6,771.14, 10,156.65 and 1,840.75

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Solution

The fourth proportional to 6,771.14, 10,156.65 and 1,840.75 is: 2,761.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.14 : 10,156.65 = 1,840.75 : x
  2. Step 2: Convert to fraction form
    6,771.14/10,156.65 = 1,840.75/x
  3. Step 3: Cross multiply
    6,771.14x = 10,156.65 × 1,840.75
  4. Step 4: Simplify right side
    6,771.14x = 18,695,828.10
  5. Step 5: Solve for x
    x = 18,695,828.10/6,771.14
  6. Step 6: Final answer
    x = 2,761.11

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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.