Home / 7,326.21-10,111.46-4,343.07

Finding the Fourth Proportional to 7,326.21, 10,111.46 and 4,343.07

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Solution

The fourth proportional to 7,326.21, 10,111.46 and 4,343.07 is: 5,994.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.21 : 10,111.46 = 4,343.07 : x
  2. Step 2: Convert to fraction form
    7,326.21/10,111.46 = 4,343.07/x
  3. Step 3: Cross multiply
    7,326.21x = 10,111.46 × 4,343.07
  4. Step 4: Simplify right side
    7,326.21x = 43,914,778.58
  5. Step 5: Solve for x
    x = 43,914,778.58/7,326.21
  6. Step 6: Final answer
    x = 5,994.20

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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.