Home / 6,511.14-8,984.84-3,822.07

Finding the Fourth Proportional to 6,511.14, 8,984.84 and 3,822.07

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Solution

The fourth proportional to 6,511.14, 8,984.84 and 3,822.07 is: 5,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511.14 : 8,984.84 = 3,822.07 : x
  2. Step 2: Convert to fraction form
    6,511.14/8,984.84 = 3,822.07/x
  3. Step 3: Cross multiply
    6,511.14x = 8,984.84 × 3,822.07
  4. Step 4: Simplify right side
    6,511.14x = 34,340,687.42
  5. Step 5: Solve for x
    x = 34,340,687.42/6,511.14
  6. Step 6: Final answer
    x = 5,274.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.