Home / 5,220.06-7,204.65-3,231.51

Finding the Fourth Proportional to 5,220.06, 7,204.65 and 3,231.51

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Solution

The fourth proportional to 5,220.06, 7,204.65 and 3,231.51 is: 4,460.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.06 : 7,204.65 = 3,231.51 : x
  2. Step 2: Convert to fraction form
    5,220.06/7,204.65 = 3,231.51/x
  3. Step 3: Cross multiply
    5,220.06x = 7,204.65 × 3,231.51
  4. Step 4: Simplify right side
    5,220.06x = 23,281,898.52
  5. Step 5: Solve for x
    x = 23,281,898.52/5,220.06
  6. Step 6: Final answer
    x = 4,460.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.