Home / 7,315.14-10,092.24-4,169.50

Finding the Fourth Proportional to 7,315.14, 10,092.24 and 4,169.50

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Solution

The fourth proportional to 7,315.14, 10,092.24 and 4,169.50 is: 5,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.14 : 10,092.24 = 4,169.50 : x
  2. Step 2: Convert to fraction form
    7,315.14/10,092.24 = 4,169.50/x
  3. Step 3: Cross multiply
    7,315.14x = 10,092.24 × 4,169.50
  4. Step 4: Simplify right side
    7,315.14x = 42,079,594.68
  5. Step 5: Solve for x
    x = 42,079,594.68/7,315.14
  6. Step 6: Final answer
    x = 5,752.40

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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.