Home / 7,247.91-10,875.97-3,087.48

Finding the Fourth Proportional to 7,247.91, 10,875.97 and 3,087.48

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Solution

The fourth proportional to 7,247.91, 10,875.97 and 3,087.48 is: 4,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.91 : 10,875.97 = 3,087.48 : x
  2. Step 2: Convert to fraction form
    7,247.91/10,875.97 = 3,087.48/x
  3. Step 3: Cross multiply
    7,247.91x = 10,875.97 × 3,087.48
  4. Step 4: Simplify right side
    7,247.91x = 33,579,384.50
  5. Step 5: Solve for x
    x = 33,579,384.50/7,247.91
  6. Step 6: Final answer
    x = 4,632.97

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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.