Home / 5,085.23-7,625.41-2,485.13

Finding the Fourth Proportional to 5,085.23, 7,625.41 and 2,485.13

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Solution

The fourth proportional to 5,085.23, 7,625.41 and 2,485.13 is: 3,726.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.23 : 7,625.41 = 2,485.13 : x
  2. Step 2: Convert to fraction form
    5,085.23/7,625.41 = 2,485.13/x
  3. Step 3: Cross multiply
    5,085.23x = 7,625.41 × 2,485.13
  4. Step 4: Simplify right side
    5,085.23x = 18,950,090.81
  5. Step 5: Solve for x
    x = 18,950,090.81/5,085.23
  6. Step 6: Final answer
    x = 3,726.50

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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.