Home / 7,282.15-10,923.60-2,087.89

Finding the Fourth Proportional to 7,282.15, 10,923.60 and 2,087.89

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Solution

The fourth proportional to 7,282.15, 10,923.60 and 2,087.89 is: 3,131.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.15 : 10,923.60 = 2,087.89 : x
  2. Step 2: Convert to fraction form
    7,282.15/10,923.60 = 2,087.89/x
  3. Step 3: Cross multiply
    7,282.15x = 10,923.60 × 2,087.89
  4. Step 4: Simplify right side
    7,282.15x = 22,807,275.20
  5. Step 5: Solve for x
    x = 22,807,275.20/7,282.15
  6. Step 6: Final answer
    x = 3,131.94

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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.