Home / 7,349.23-10,141.90-3,992.01

Finding the Fourth Proportional to 7,349.23, 10,141.90 and 3,992.01

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Solution

The fourth proportional to 7,349.23, 10,141.90 and 3,992.01 is: 5,508.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.23 : 10,141.90 = 3,992.01 : x
  2. Step 2: Convert to fraction form
    7,349.23/10,141.90 = 3,992.01/x
  3. Step 3: Cross multiply
    7,349.23x = 10,141.90 × 3,992.01
  4. Step 4: Simplify right side
    7,349.23x = 40,486,566.22
  5. Step 5: Solve for x
    x = 40,486,566.22/7,349.23
  6. Step 6: Final answer
    x = 5,508.96

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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.