Home / 7,510.82-11,277.70-6,355.96

Finding the Fourth Proportional to 7,510.82, 11,277.70 and 6,355.96

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Solution

The fourth proportional to 7,510.82, 11,277.70 and 6,355.96 is: 9,543.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.82 : 11,277.70 = 6,355.96 : x
  2. Step 2: Convert to fraction form
    7,510.82/11,277.70 = 6,355.96/x
  3. Step 3: Cross multiply
    7,510.82x = 11,277.70 × 6,355.96
  4. Step 4: Simplify right side
    7,510.82x = 71,680,629.44
  5. Step 5: Solve for x
    x = 71,680,629.44/7,510.82
  6. Step 6: Final answer
    x = 9,543.65

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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.