Home / 7,837.92-10,815.99-4,300.89

Finding the Fourth Proportional to 7,837.92, 10,815.99 and 4,300.89

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Solution

The fourth proportional to 7,837.92, 10,815.99 and 4,300.89 is: 5,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.92 : 10,815.99 = 4,300.89 : x
  2. Step 2: Convert to fraction form
    7,837.92/10,815.99 = 4,300.89/x
  3. Step 3: Cross multiply
    7,837.92x = 10,815.99 × 4,300.89
  4. Step 4: Simplify right side
    7,837.92x = 46,518,383.23
  5. Step 5: Solve for x
    x = 46,518,383.23/7,837.92
  6. Step 6: Final answer
    x = 5,935.04

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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.