Home / 7,326.81-10,111.18-4,342.16

Finding the Fourth Proportional to 7,326.81, 10,111.18 and 4,342.16

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Solution

The fourth proportional to 7,326.81, 10,111.18 and 4,342.16 is: 5,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.81 : 10,111.18 = 4,342.16 : x
  2. Step 2: Convert to fraction form
    7,326.81/10,111.18 = 4,342.16/x
  3. Step 3: Cross multiply
    7,326.81x = 10,111.18 × 4,342.16
  4. Step 4: Simplify right side
    7,326.81x = 43,904,361.35
  5. Step 5: Solve for x
    x = 43,904,361.35/7,326.81
  6. Step 6: Final answer
    x = 5,992.29

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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.