Home / 4,475.78-6,714.60-1,355.96

Finding the Fourth Proportional to 4,475.78, 6,714.60 and 1,355.96

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Solution

The fourth proportional to 4,475.78, 6,714.60 and 1,355.96 is: 2,034.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.78 : 6,714.60 = 1,355.96 : x
  2. Step 2: Convert to fraction form
    4,475.78/6,714.60 = 1,355.96/x
  3. Step 3: Cross multiply
    4,475.78x = 6,714.60 × 1,355.96
  4. Step 4: Simplify right side
    4,475.78x = 9,104,729.02
  5. Step 5: Solve for x
    x = 9,104,729.02/4,475.78
  6. Step 6: Final answer
    x = 2,034.22

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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.