Home / 7,407.25-11,110.86-2,966.91

Finding the Fourth Proportional to 7,407.25, 11,110.86 and 2,966.91

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Solution

The fourth proportional to 7,407.25, 11,110.86 and 2,966.91 is: 4,450.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.25 : 11,110.86 = 2,966.91 : x
  2. Step 2: Convert to fraction form
    7,407.25/11,110.86 = 2,966.91/x
  3. Step 3: Cross multiply
    7,407.25x = 11,110.86 × 2,966.91
  4. Step 4: Simplify right side
    7,407.25x = 32,964,921.64
  5. Step 5: Solve for x
    x = 32,964,921.64/7,407.25
  6. Step 6: Final answer
    x = 4,450.36

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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.