Home / 8,435.32-12,654.36-4,052.68

Finding the Fourth Proportional to 8,435.32, 12,654.36 and 4,052.68

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Solution

The fourth proportional to 8,435.32, 12,654.36 and 4,052.68 is: 6,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435.32 : 12,654.36 = 4,052.68 : x
  2. Step 2: Convert to fraction form
    8,435.32/12,654.36 = 4,052.68/x
  3. Step 3: Cross multiply
    8,435.32x = 12,654.36 × 4,052.68
  4. Step 4: Simplify right side
    8,435.32x = 51,284,071.68
  5. Step 5: Solve for x
    x = 51,284,071.68/8,435.32
  6. Step 6: Final answer
    x = 6,079.68

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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.