Home / 4,722.08-7,080.51-1,908.38

Finding the Fourth Proportional to 4,722.08, 7,080.51 and 1,908.38

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Solution

The fourth proportional to 4,722.08, 7,080.51 and 1,908.38 is: 2,861.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.08 : 7,080.51 = 1,908.38 : x
  2. Step 2: Convert to fraction form
    4,722.08/7,080.51 = 1,908.38/x
  3. Step 3: Cross multiply
    4,722.08x = 7,080.51 × 1,908.38
  4. Step 4: Simplify right side
    4,722.08x = 13,512,303.67
  5. Step 5: Solve for x
    x = 13,512,303.67/4,722.08
  6. Step 6: Final answer
    x = 2,861.52

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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.