Home / 8,426.53-11,628.61-4,700.53

Finding the Fourth Proportional to 8,426.53, 11,628.61 and 4,700.53

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Solution

The fourth proportional to 8,426.53, 11,628.61 and 4,700.53 is: 6,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.53 : 11,628.61 = 4,700.53 : x
  2. Step 2: Convert to fraction form
    8,426.53/11,628.61 = 4,700.53/x
  3. Step 3: Cross multiply
    8,426.53x = 11,628.61 × 4,700.53
  4. Step 4: Simplify right side
    8,426.53x = 54,660,659.39
  5. Step 5: Solve for x
    x = 54,660,659.39/8,426.53
  6. Step 6: Final answer
    x = 6,486.73

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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.