Home / 7,407.30-11,110.62-4,118.30

Finding the Fourth Proportional to 7,407.30, 11,110.62 and 4,118.30

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Solution

The fourth proportional to 7,407.30, 11,110.62 and 4,118.30 is: 6,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.30 : 11,110.62 = 4,118.30 : x
  2. Step 2: Convert to fraction form
    7,407.30/11,110.62 = 4,118.30/x
  3. Step 3: Cross multiply
    7,407.30x = 11,110.62 × 4,118.30
  4. Step 4: Simplify right side
    7,407.30x = 45,756,866.35
  5. Step 5: Solve for x
    x = 45,756,866.35/7,407.30
  6. Step 6: Final answer
    x = 6,177.27

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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.