Home / 11,443.66-15,793.58-6,970.03

Finding the Fourth Proportional to 11,443.66, 15,793.58 and 6,970.03

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Solution

The fourth proportional to 11,443.66, 15,793.58 and 6,970.03 is: 9,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,443.66 : 15,793.58 = 6,970.03 : x
  2. Step 2: Convert to fraction form
    11,443.66/15,793.58 = 6,970.03/x
  3. Step 3: Cross multiply
    11,443.66x = 15,793.58 × 6,970.03
  4. Step 4: Simplify right side
    11,443.66x = 110,081,704.35
  5. Step 5: Solve for x
    x = 110,081,704.35/11,443.66
  6. Step 6: Final answer
    x = 9,619.45

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1.5x scale

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.