Home / 5,010.31-7,501.49-2,539.81

Finding the Fourth Proportional to 5,010.31, 7,501.49 and 2,539.81

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Solution

The fourth proportional to 5,010.31, 7,501.49 and 2,539.81 is: 3,802.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.31 : 7,501.49 = 2,539.81 : x
  2. Step 2: Convert to fraction form
    5,010.31/7,501.49 = 2,539.81/x
  3. Step 3: Cross multiply
    5,010.31x = 7,501.49 × 2,539.81
  4. Step 4: Simplify right side
    5,010.31x = 19,052,359.32
  5. Step 5: Solve for x
    x = 19,052,359.32/5,010.31
  6. Step 6: Final answer
    x = 3,802.63

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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.