Home / 8,879.09-13,316.94-2,955.08

Finding the Fourth Proportional to 8,879.09, 13,316.94 and 2,955.08

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Solution

The fourth proportional to 8,879.09, 13,316.94 and 2,955.08 is: 4,432.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.09 : 13,316.94 = 2,955.08 : x
  2. Step 2: Convert to fraction form
    8,879.09/13,316.94 = 2,955.08/x
  3. Step 3: Cross multiply
    8,879.09x = 13,316.94 × 2,955.08
  4. Step 4: Simplify right side
    8,879.09x = 39,352,656.35
  5. Step 5: Solve for x
    x = 39,352,656.35/8,879.09
  6. Step 6: Final answer
    x = 4,432.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.