Home / 7,407.09-11,110.63-2,966.77

Finding the Fourth Proportional to 7,407.09, 11,110.63 and 2,966.77

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Solution

The fourth proportional to 7,407.09, 11,110.63 and 2,966.77 is: 4,450.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.09 : 11,110.63 = 2,966.77 : x
  2. Step 2: Convert to fraction form
    7,407.09/11,110.63 = 2,966.77/x
  3. Step 3: Cross multiply
    7,407.09x = 11,110.63 × 2,966.77
  4. Step 4: Simplify right side
    7,407.09x = 32,962,654.13
  5. Step 5: Solve for x
    x = 32,962,654.13/7,407.09
  6. Step 6: Final answer
    x = 4,450.15

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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.