Home / 8,750.26-12,077.66-4,975.64

Finding the Fourth Proportional to 8,750.26, 12,077.66 and 4,975.64

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Solution

The fourth proportional to 8,750.26, 12,077.66 and 4,975.64 is: 6,867.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.26 : 12,077.66 = 4,975.64 : x
  2. Step 2: Convert to fraction form
    8,750.26/12,077.66 = 4,975.64/x
  3. Step 3: Cross multiply
    8,750.26x = 12,077.66 × 4,975.64
  4. Step 4: Simplify right side
    8,750.26x = 60,094,085.54
  5. Step 5: Solve for x
    x = 60,094,085.54/8,750.26
  6. Step 6: Final answer
    x = 6,867.69

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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.