Home / 7,083.85-10,625.22-2,153.51

Finding the Fourth Proportional to 7,083.85, 10,625.22 and 2,153.51

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Solution

The fourth proportional to 7,083.85, 10,625.22 and 2,153.51 is: 3,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.85 : 10,625.22 = 2,153.51 : x
  2. Step 2: Convert to fraction form
    7,083.85/10,625.22 = 2,153.51/x
  3. Step 3: Cross multiply
    7,083.85x = 10,625.22 × 2,153.51
  4. Step 4: Simplify right side
    7,083.85x = 22,881,517.52
  5. Step 5: Solve for x
    x = 22,881,517.52/7,083.85
  6. Step 6: Final answer
    x = 3,230.10

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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.