Home / 6,856.31-10,282.95-1,926.45

Finding the Fourth Proportional to 6,856.31, 10,282.95 and 1,926.45

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Solution

The fourth proportional to 6,856.31, 10,282.95 and 1,926.45 is: 2,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.31 : 10,282.95 = 1,926.45 : x
  2. Step 2: Convert to fraction form
    6,856.31/10,282.95 = 1,926.45/x
  3. Step 3: Cross multiply
    6,856.31x = 10,282.95 × 1,926.45
  4. Step 4: Simplify right side
    6,856.31x = 19,809,589.03
  5. Step 5: Solve for x
    x = 19,809,589.03/6,856.31
  6. Step 6: Final answer
    x = 2,889.25

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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.