Home / 7,416.14-11,118.98-3,715.72

Finding the Fourth Proportional to 7,416.14, 11,118.98 and 3,715.72

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Solution

The fourth proportional to 7,416.14, 11,118.98 and 3,715.72 is: 5,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.14 : 11,118.98 = 3,715.72 : x
  2. Step 2: Convert to fraction form
    7,416.14/11,118.98 = 3,715.72/x
  3. Step 3: Cross multiply
    7,416.14x = 11,118.98 × 3,715.72
  4. Step 4: Simplify right side
    7,416.14x = 41,315,016.37
  5. Step 5: Solve for x
    x = 41,315,016.37/7,416.14
  6. Step 6: Final answer
    x = 5,570.96

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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.