Home / 12,770.93-17,624.22-7,106.06

Finding the Fourth Proportional to 12,770.93, 17,624.22 and 7,106.06

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Solution

The fourth proportional to 12,770.93, 17,624.22 and 7,106.06 is: 9,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,770.93 : 17,624.22 = 7,106.06 : x
  2. Step 2: Convert to fraction form
    12,770.93/17,624.22 = 7,106.06/x
  3. Step 3: Cross multiply
    12,770.93x = 17,624.22 × 7,106.06
  4. Step 4: Simplify right side
    12,770.93x = 125,238,764.77
  5. Step 5: Solve for x
    x = 125,238,764.77/12,770.93
  6. Step 6: Final answer
    x = 9,806.55

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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.