Home / 8,661.29-11,953.30-4,884.26

Finding the Fourth Proportional to 8,661.29, 11,953.30 and 4,884.26

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Solution

The fourth proportional to 8,661.29, 11,953.30 and 4,884.26 is: 6,740.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,661.29 : 11,953.30 = 4,884.26 : x
  2. Step 2: Convert to fraction form
    8,661.29/11,953.30 = 4,884.26/x
  3. Step 3: Cross multiply
    8,661.29x = 11,953.30 × 4,884.26
  4. Step 4: Simplify right side
    8,661.29x = 58,382,953.08
  5. Step 5: Solve for x
    x = 58,382,953.08/8,661.29
  6. Step 6: Final answer
    x = 6,740.68

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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.