Home / 7,341.24-10,130.82-3,984.06

Finding the Fourth Proportional to 7,341.24, 10,130.82 and 3,984.06

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Solution

The fourth proportional to 7,341.24, 10,130.82 and 3,984.06 is: 5,497.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.24 : 10,130.82 = 3,984.06 : x
  2. Step 2: Convert to fraction form
    7,341.24/10,130.82 = 3,984.06/x
  3. Step 3: Cross multiply
    7,341.24x = 10,130.82 × 3,984.06
  4. Step 4: Simplify right side
    7,341.24x = 40,361,794.73
  5. Step 5: Solve for x
    x = 40,361,794.73/7,341.24
  6. Step 6: Final answer
    x = 5,497.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.