Home / 10,205.07-14,083.62-5,730.38

Finding the Fourth Proportional to 10,205.07, 14,083.62 and 5,730.38

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Solution

The fourth proportional to 10,205.07, 14,083.62 and 5,730.38 is: 7,908.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.07 : 14,083.62 = 5,730.38 : x
  2. Step 2: Convert to fraction form
    10,205.07/14,083.62 = 5,730.38/x
  3. Step 3: Cross multiply
    10,205.07x = 14,083.62 × 5,730.38
  4. Step 4: Simplify right side
    10,205.07x = 80,704,423.96
  5. Step 5: Solve for x
    x = 80,704,423.96/10,205.07
  6. Step 6: Final answer
    x = 7,908.27

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1.5x scale

Why These Related Problems?

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