Home / 9,628.96-14,437.20-4,080.80

Finding the Fourth Proportional to 9,628.96, 14,437.20 and 4,080.80

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Solution

The fourth proportional to 9,628.96, 14,437.20 and 4,080.80 is: 6,118.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628.96 : 14,437.20 = 4,080.80 : x
  2. Step 2: Convert to fraction form
    9,628.96/14,437.20 = 4,080.80/x
  3. Step 3: Cross multiply
    9,628.96x = 14,437.20 × 4,080.80
  4. Step 4: Simplify right side
    9,628.96x = 58,915,325.76
  5. Step 5: Solve for x
    x = 58,915,325.76/9,628.96
  6. Step 6: Final answer
    x = 6,118.56

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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.