Home / 7,083.57-10,625.39-1,889.45

Finding the Fourth Proportional to 7,083.57, 10,625.39 and 1,889.45

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Solution

The fourth proportional to 7,083.57, 10,625.39 and 1,889.45 is: 2,834.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.57 : 10,625.39 = 1,889.45 : x
  2. Step 2: Convert to fraction form
    7,083.57/10,625.39 = 1,889.45/x
  3. Step 3: Cross multiply
    7,083.57x = 10,625.39 × 1,889.45
  4. Step 4: Simplify right side
    7,083.57x = 20,076,080.56
  5. Step 5: Solve for x
    x = 20,076,080.56/7,083.57
  6. Step 6: Final answer
    x = 2,834.18

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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.