Home / 10,482.82-15,714.33-3,904.54

Finding the Fourth Proportional to 10,482.82, 15,714.33 and 3,904.54

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Solution

The fourth proportional to 10,482.82, 15,714.33 and 3,904.54 is: 5,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.82 : 15,714.33 = 3,904.54 : x
  2. Step 2: Convert to fraction form
    10,482.82/15,714.33 = 3,904.54/x
  3. Step 3: Cross multiply
    10,482.82x = 15,714.33 × 3,904.54
  4. Step 4: Simplify right side
    10,482.82x = 61,357,230.06
  5. Step 5: Solve for x
    x = 61,357,230.06/10,482.82
  6. Step 6: Final answer
    x = 5,853.12

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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.