Home / 7,326.90-10,112.42-4,343.76

Finding the Fourth Proportional to 7,326.90, 10,112.42 and 4,343.76

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Solution

The fourth proportional to 7,326.90, 10,112.42 and 4,343.76 is: 5,995.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.90 : 10,112.42 = 4,343.76 : x
  2. Step 2: Convert to fraction form
    7,326.90/10,112.42 = 4,343.76/x
  3. Step 3: Cross multiply
    7,326.90x = 10,112.42 × 4,343.76
  4. Step 4: Simplify right side
    7,326.90x = 43,925,936.36
  5. Step 5: Solve for x
    x = 43,925,936.36/7,326.90
  6. Step 6: Final answer
    x = 5,995.16

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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.