Home / 11,799.80-16,281.84-6,763.10

Finding the Fourth Proportional to 11,799.80, 16,281.84 and 6,763.10

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Solution

The fourth proportional to 11,799.80, 16,281.84 and 6,763.10 is: 9,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,799.80 : 16,281.84 = 6,763.10 : x
  2. Step 2: Convert to fraction form
    11,799.80/16,281.84 = 6,763.10/x
  3. Step 3: Cross multiply
    11,799.80x = 16,281.84 × 6,763.10
  4. Step 4: Simplify right side
    11,799.80x = 110,115,630.69
  5. Step 5: Solve for x
    x = 110,115,630.69/11,799.80
  6. Step 6: Final answer
    x = 9,332.00

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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.