Home / 11,582.82-15,985.83-6,671.34

Finding the Fourth Proportional to 11,582.82, 15,985.83 and 6,671.34

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Solution

The fourth proportional to 11,582.82, 15,985.83 and 6,671.34 is: 9,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.82 : 15,985.83 = 6,671.34 : x
  2. Step 2: Convert to fraction form
    11,582.82/15,985.83 = 6,671.34/x
  3. Step 3: Cross multiply
    11,582.82x = 15,985.83 × 6,671.34
  4. Step 4: Simplify right side
    11,582.82x = 106,646,907.11
  5. Step 5: Solve for x
    x = 106,646,907.11/11,582.82
  6. Step 6: Final answer
    x = 9,207.34

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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.