Home / 11,795.04-16,278.12-7,079.22

Finding the Fourth Proportional to 11,795.04, 16,278.12 and 7,079.22

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Solution

The fourth proportional to 11,795.04, 16,278.12 and 7,079.22 is: 9,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.04 : 16,278.12 = 7,079.22 : x
  2. Step 2: Convert to fraction form
    11,795.04/16,278.12 = 7,079.22/x
  3. Step 3: Cross multiply
    11,795.04x = 16,278.12 × 7,079.22
  4. Step 4: Simplify right side
    11,795.04x = 115,236,392.67
  5. Step 5: Solve for x
    x = 115,236,392.67/11,795.04
  6. Step 6: Final answer
    x = 9,769.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.