Home / 7,281.75-10,924.45-2,087.63

Finding the Fourth Proportional to 7,281.75, 10,924.45 and 2,087.63

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Solution

The fourth proportional to 7,281.75, 10,924.45 and 2,087.63 is: 3,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.75 : 10,924.45 = 2,087.63 : x
  2. Step 2: Convert to fraction form
    7,281.75/10,924.45 = 2,087.63/x
  3. Step 3: Cross multiply
    7,281.75x = 10,924.45 × 2,087.63
  4. Step 4: Simplify right side
    7,281.75x = 22,806,149.71
  5. Step 5: Solve for x
    x = 22,806,149.71/7,281.75
  6. Step 6: Final answer
    x = 3,131.96

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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.