Home / 6,856.94-10,283.81-1,927.05

Finding the Fourth Proportional to 6,856.94, 10,283.81 and 1,927.05

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Solution

The fourth proportional to 6,856.94, 10,283.81 and 1,927.05 is: 2,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.94 : 10,283.81 = 1,927.05 : x
  2. Step 2: Convert to fraction form
    6,856.94/10,283.81 = 1,927.05/x
  3. Step 3: Cross multiply
    6,856.94x = 10,283.81 × 1,927.05
  4. Step 4: Simplify right side
    6,856.94x = 19,817,406.43
  5. Step 5: Solve for x
    x = 19,817,406.43/6,856.94
  6. Step 6: Final answer
    x = 2,890.13

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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.