Home / 11,802.40-16,288.58-6,765.01

Finding the Fourth Proportional to 11,802.40, 16,288.58 and 6,765.01

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Solution

The fourth proportional to 11,802.40, 16,288.58 and 6,765.01 is: 9,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.40 : 16,288.58 = 6,765.01 : x
  2. Step 2: Convert to fraction form
    11,802.40/16,288.58 = 6,765.01/x
  3. Step 3: Cross multiply
    11,802.40x = 16,288.58 × 6,765.01
  4. Step 4: Simplify right side
    11,802.40x = 110,192,406.59
  5. Step 5: Solve for x
    x = 110,192,406.59/11,802.40
  6. Step 6: Final answer
    x = 9,336.44

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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.