Home / 7,349.16-10,141.96-3,992.04

Finding the Fourth Proportional to 7,349.16, 10,141.96 and 3,992.04

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Solution

The fourth proportional to 7,349.16, 10,141.96 and 3,992.04 is: 5,509.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.16 : 10,141.96 = 3,992.04 : x
  2. Step 2: Convert to fraction form
    7,349.16/10,141.96 = 3,992.04/x
  3. Step 3: Cross multiply
    7,349.16x = 10,141.96 × 3,992.04
  4. Step 4: Simplify right side
    7,349.16x = 40,487,090.04
  5. Step 5: Solve for x
    x = 40,487,090.04/7,349.16
  6. Step 6: Final answer
    x = 5,509.08

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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.