Home / 8,412.26-11,607.91-4,827.02

Finding the Fourth Proportional to 8,412.26, 11,607.91 and 4,827.02

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Solution

The fourth proportional to 8,412.26, 11,607.91 and 4,827.02 is: 6,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.26 : 11,607.91 = 4,827.02 : x
  2. Step 2: Convert to fraction form
    8,412.26/11,607.91 = 4,827.02/x
  3. Step 3: Cross multiply
    8,412.26x = 11,607.91 × 4,827.02
  4. Step 4: Simplify right side
    8,412.26x = 56,031,630.68
  5. Step 5: Solve for x
    x = 56,031,630.68/8,412.26
  6. Step 6: Final answer
    x = 6,660.71

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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.