Home / 7,837.67-10,815.99-4,301.08

Finding the Fourth Proportional to 7,837.67, 10,815.99 and 4,301.08

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Solution

The fourth proportional to 7,837.67, 10,815.99 and 4,301.08 is: 5,935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.67 : 10,815.99 = 4,301.08 : x
  2. Step 2: Convert to fraction form
    7,837.67/10,815.99 = 4,301.08/x
  3. Step 3: Cross multiply
    7,837.67x = 10,815.99 × 4,301.08
  4. Step 4: Simplify right side
    7,837.67x = 46,520,384.19
  5. Step 5: Solve for x
    x = 46,520,384.19/7,837.67
  6. Step 6: Final answer
    x = 5,935.49

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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.