Home / 5,275.24-7,907.98-3,192.72

Finding the Fourth Proportional to 5,275.24, 7,907.98 and 3,192.72

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Solution

The fourth proportional to 5,275.24, 7,907.98 and 3,192.72 is: 4,786.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.24 : 7,907.98 = 3,192.72 : x
  2. Step 2: Convert to fraction form
    5,275.24/7,907.98 = 3,192.72/x
  3. Step 3: Cross multiply
    5,275.24x = 7,907.98 × 3,192.72
  4. Step 4: Simplify right side
    5,275.24x = 25,247,965.91
  5. Step 5: Solve for x
    x = 25,247,965.91/5,275.24
  6. Step 6: Final answer
    x = 4,786.13

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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.