Home / 4,675.16-7,013.44-1,387.84

Finding the Fourth Proportional to 4,675.16, 7,013.44 and 1,387.84

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Solution

The fourth proportional to 4,675.16, 7,013.44 and 1,387.84 is: 2,081.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.16 : 7,013.44 = 1,387.84 : x
  2. Step 2: Convert to fraction form
    4,675.16/7,013.44 = 1,387.84/x
  3. Step 3: Cross multiply
    4,675.16x = 7,013.44 × 1,387.84
  4. Step 4: Simplify right side
    4,675.16x = 9,733,497.50
  5. Step 5: Solve for x
    x = 9,733,497.50/4,675.16
  6. Step 6: Final answer
    x = 2,081.96

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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.