Home / 7,688.39-10,610.49-5,796.63

Finding the Fourth Proportional to 7,688.39, 10,610.49 and 5,796.63

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Solution

The fourth proportional to 7,688.39, 10,610.49 and 5,796.63 is: 7,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.39 : 10,610.49 = 5,796.63 : x
  2. Step 2: Convert to fraction form
    7,688.39/10,610.49 = 5,796.63/x
  3. Step 3: Cross multiply
    7,688.39x = 10,610.49 × 5,796.63
  4. Step 4: Simplify right side
    7,688.39x = 61,505,084.65
  5. Step 5: Solve for x
    x = 61,505,084.65/7,688.39
  6. Step 6: Final answer
    x = 7,999.74

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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.