Home / 11,316.90-16,976.27-4,300.28

Finding the Fourth Proportional to 11,316.90, 16,976.27 and 4,300.28

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Solution

The fourth proportional to 11,316.90, 16,976.27 and 4,300.28 is: 6,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.90 : 16,976.27 = 4,300.28 : x
  2. Step 2: Convert to fraction form
    11,316.90/16,976.27 = 4,300.28/x
  3. Step 3: Cross multiply
    11,316.90x = 16,976.27 × 4,300.28
  4. Step 4: Simplify right side
    11,316.90x = 73,002,714.36
  5. Step 5: Solve for x
    x = 73,002,714.36/11,316.90
  6. Step 6: Final answer
    x = 6,450.77

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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.