Home / 11,250.69-16,880.28-4,676.32

Finding the Fourth Proportional to 11,250.69, 16,880.28 and 4,676.32

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Solution

The fourth proportional to 11,250.69, 16,880.28 and 4,676.32 is: 7,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.69 : 16,880.28 = 4,676.32 : x
  2. Step 2: Convert to fraction form
    11,250.69/16,880.28 = 4,676.32/x
  3. Step 3: Cross multiply
    11,250.69x = 16,880.28 × 4,676.32
  4. Step 4: Simplify right side
    11,250.69x = 78,937,590.97
  5. Step 5: Solve for x
    x = 78,937,590.97/11,250.69
  6. Step 6: Final answer
    x = 7,016.25

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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.