Home / 10,637.82-15,928.85-7,500.84

Finding the Fourth Proportional to 10,637.82, 15,928.85 and 7,500.84

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Solution

The fourth proportional to 10,637.82, 15,928.85 and 7,500.84 is: 11,231.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.82 : 15,928.85 = 7,500.84 : x
  2. Step 2: Convert to fraction form
    10,637.82/15,928.85 = 7,500.84/x
  3. Step 3: Cross multiply
    10,637.82x = 15,928.85 × 7,500.84
  4. Step 4: Simplify right side
    10,637.82x = 119,479,717.73
  5. Step 5: Solve for x
    x = 119,479,717.73/10,637.82
  6. Step 6: Final answer
    x = 11,231.60

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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.