Home / 6,849.85-10,273.59-1,918.32

Finding the Fourth Proportional to 6,849.85, 10,273.59 and 1,918.32

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Solution

The fourth proportional to 6,849.85, 10,273.59 and 1,918.32 is: 2,877.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.85 : 10,273.59 = 1,918.32 : x
  2. Step 2: Convert to fraction form
    6,849.85/10,273.59 = 1,918.32/x
  3. Step 3: Cross multiply
    6,849.85x = 10,273.59 × 1,918.32
  4. Step 4: Simplify right side
    6,849.85x = 19,708,000.04
  5. Step 5: Solve for x
    x = 19,708,000.04/6,849.85
  6. Step 6: Final answer
    x = 2,877.14

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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.