Home / 11,054.80-16,582.20-7,555.60

Finding the Fourth Proportional to 11,054.80, 16,582.20 and 7,555.60

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Solution

The fourth proportional to 11,054.80, 16,582.20 and 7,555.60 is: 11,333.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.80 : 16,582.20 = 7,555.60 : x
  2. Step 2: Convert to fraction form
    11,054.80/16,582.20 = 7,555.60/x
  3. Step 3: Cross multiply
    11,054.80x = 16,582.20 × 7,555.60
  4. Step 4: Simplify right side
    11,054.80x = 125,288,470.32
  5. Step 5: Solve for x
    x = 125,288,470.32/11,054.80
  6. Step 6: Final answer
    x = 11,333.40

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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.