Home / 8,005.32-11,048.79-4,775.35

Finding the Fourth Proportional to 8,005.32, 11,048.79 and 4,775.35

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Solution

The fourth proportional to 8,005.32, 11,048.79 and 4,775.35 is: 6,590.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.32 : 11,048.79 = 4,775.35 : x
  2. Step 2: Convert to fraction form
    8,005.32/11,048.79 = 4,775.35/x
  3. Step 3: Cross multiply
    8,005.32x = 11,048.79 × 4,775.35
  4. Step 4: Simplify right side
    8,005.32x = 52,761,839.33
  5. Step 5: Solve for x
    x = 52,761,839.33/8,005.32
  6. Step 6: Final answer
    x = 6,590.85

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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.