Home / 4,707.04-7,063.80-2,112.88

Finding the Fourth Proportional to 4,707.04, 7,063.80 and 2,112.88

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Solution

The fourth proportional to 4,707.04, 7,063.80 and 2,112.88 is: 3,170.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.04 : 7,063.80 = 2,112.88 : x
  2. Step 2: Convert to fraction form
    4,707.04/7,063.80 = 2,112.88/x
  3. Step 3: Cross multiply
    4,707.04x = 7,063.80 × 2,112.88
  4. Step 4: Simplify right side
    4,707.04x = 14,924,961.74
  5. Step 5: Solve for x
    x = 14,924,961.74/4,707.04
  6. Step 6: Final answer
    x = 3,170.77

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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.