Home / 5,214.76-7,810.56-3,731.22

Finding the Fourth Proportional to 5,214.76, 7,810.56 and 3,731.22

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Solution

The fourth proportional to 5,214.76, 7,810.56 and 3,731.22 is: 5,588.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.76 : 7,810.56 = 3,731.22 : x
  2. Step 2: Convert to fraction form
    5,214.76/7,810.56 = 3,731.22/x
  3. Step 3: Cross multiply
    5,214.76x = 7,810.56 × 3,731.22
  4. Step 4: Simplify right side
    5,214.76x = 29,142,917.68
  5. Step 5: Solve for x
    x = 29,142,917.68/5,214.76
  6. Step 6: Final answer
    x = 5,588.54

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1.5x scale

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.