Home / 7,453.91-11,177.21-4,166.12

Finding the Fourth Proportional to 7,453.91, 11,177.21 and 4,166.12

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Solution

The fourth proportional to 7,453.91, 11,177.21 and 4,166.12 is: 6,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.91 : 11,177.21 = 4,166.12 : x
  2. Step 2: Convert to fraction form
    7,453.91/11,177.21 = 4,166.12/x
  3. Step 3: Cross multiply
    7,453.91x = 11,177.21 × 4,166.12
  4. Step 4: Simplify right side
    7,453.91x = 46,565,521.41
  5. Step 5: Solve for x
    x = 46,565,521.41/7,453.91
  6. Step 6: Final answer
    x = 6,247.13

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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.