Home / 4,178.32-6,270.65-1,548.31

Finding the Fourth Proportional to 4,178.32, 6,270.65 and 1,548.31

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Solution

The fourth proportional to 4,178.32, 6,270.65 and 1,548.31 is: 2,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.32 : 6,270.65 = 1,548.31 : x
  2. Step 2: Convert to fraction form
    4,178.32/6,270.65 = 1,548.31/x
  3. Step 3: Cross multiply
    4,178.32x = 6,270.65 × 1,548.31
  4. Step 4: Simplify right side
    4,178.32x = 9,708,910.10
  5. Step 5: Solve for x
    x = 9,708,910.10/4,178.32
  6. Step 6: Final answer
    x = 2,323.64

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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.