Home / 7,462.29-11,195.18-2,782.32

Finding the Fourth Proportional to 7,462.29, 11,195.18 and 2,782.32

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Solution

The fourth proportional to 7,462.29, 11,195.18 and 2,782.32 is: 4,174.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.29 : 11,195.18 = 2,782.32 : x
  2. Step 2: Convert to fraction form
    7,462.29/11,195.18 = 2,782.32/x
  3. Step 3: Cross multiply
    7,462.29x = 11,195.18 × 2,782.32
  4. Step 4: Simplify right side
    7,462.29x = 31,148,527.76
  5. Step 5: Solve for x
    x = 31,148,527.76/7,462.29
  6. Step 6: Final answer
    x = 4,174.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.