Home / 9,192.12-12,685.26-5,653.24

Finding the Fourth Proportional to 9,192.12, 12,685.26 and 5,653.24

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Solution

The fourth proportional to 9,192.12, 12,685.26 and 5,653.24 is: 7,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.12 : 12,685.26 = 5,653.24 : x
  2. Step 2: Convert to fraction form
    9,192.12/12,685.26 = 5,653.24/x
  3. Step 3: Cross multiply
    9,192.12x = 12,685.26 × 5,653.24
  4. Step 4: Simplify right side
    9,192.12x = 71,712,819.24
  5. Step 5: Solve for x
    x = 71,712,819.24/9,192.12
  6. Step 6: Final answer
    x = 7,801.55

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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.