Home / 7,326.87-10,111.28-4,343.37

Finding the Fourth Proportional to 7,326.87, 10,111.28 and 4,343.37

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Solution

The fourth proportional to 7,326.87, 10,111.28 and 4,343.37 is: 5,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.87 : 10,111.28 = 4,343.37 : x
  2. Step 2: Convert to fraction form
    7,326.87/10,111.28 = 4,343.37/x
  3. Step 3: Cross multiply
    7,326.87x = 10,111.28 × 4,343.37
  4. Step 4: Simplify right side
    7,326.87x = 43,917,008.50
  5. Step 5: Solve for x
    x = 43,917,008.50/7,326.87
  6. Step 6: Final answer
    x = 5,993.97

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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.