Home / 7,605.30-11,407.86-2,674.92

Finding the Fourth Proportional to 7,605.30, 11,407.86 and 2,674.92

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Solution

The fourth proportional to 7,605.30, 11,407.86 and 2,674.92 is: 4,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.30 : 11,407.86 = 2,674.92 : x
  2. Step 2: Convert to fraction form
    7,605.30/11,407.86 = 2,674.92/x
  3. Step 3: Cross multiply
    7,605.30x = 11,407.86 × 2,674.92
  4. Step 4: Simplify right side
    7,605.30x = 30,515,112.87
  5. Step 5: Solve for x
    x = 30,515,112.87/7,605.30
  6. Step 6: Final answer
    x = 4,012.35

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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.