Home / 7,309.46-10,087.89-4,326.33

Finding the Fourth Proportional to 7,309.46, 10,087.89 and 4,326.33

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Solution

The fourth proportional to 7,309.46, 10,087.89 and 4,326.33 is: 5,970.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.46 : 10,087.89 = 4,326.33 : x
  2. Step 2: Convert to fraction form
    7,309.46/10,087.89 = 4,326.33/x
  3. Step 3: Cross multiply
    7,309.46x = 10,087.89 × 4,326.33
  4. Step 4: Simplify right side
    7,309.46x = 43,643,541.14
  5. Step 5: Solve for x
    x = 43,643,541.14/7,309.46
  6. Step 6: Final answer
    x = 5,970.83

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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.