Home / 10,682.12-14,739.54-6,206.60

Finding the Fourth Proportional to 10,682.12, 14,739.54 and 6,206.60

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Solution

The fourth proportional to 10,682.12, 14,739.54 and 6,206.60 is: 8,564.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,682.12 : 14,739.54 = 6,206.60 : x
  2. Step 2: Convert to fraction form
    10,682.12/14,739.54 = 6,206.60/x
  3. Step 3: Cross multiply
    10,682.12x = 14,739.54 × 6,206.60
  4. Step 4: Simplify right side
    10,682.12x = 91,482,428.96
  5. Step 5: Solve for x
    x = 91,482,428.96/10,682.12
  6. Step 6: Final answer
    x = 8,564.07

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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.