Home / 9,192.26-12,685.20-5,000.51

Finding the Fourth Proportional to 9,192.26, 12,685.20 and 5,000.51

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Solution

The fourth proportional to 9,192.26, 12,685.20 and 5,000.51 is: 6,900.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.26 : 12,685.20 = 5,000.51 : x
  2. Step 2: Convert to fraction form
    9,192.26/12,685.20 = 5,000.51/x
  3. Step 3: Cross multiply
    9,192.26x = 12,685.20 × 5,000.51
  4. Step 4: Simplify right side
    9,192.26x = 63,432,469.45
  5. Step 5: Solve for x
    x = 63,432,469.45/9,192.26
  6. Step 6: Final answer
    x = 6,900.64

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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.