Home / 11,232.72-15,502.58-9,341.04

Finding the Fourth Proportional to 11,232.72, 15,502.58 and 9,341.04

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Solution

The fourth proportional to 11,232.72, 15,502.58 and 9,341.04 is: 12,891.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.72 : 15,502.58 = 9,341.04 : x
  2. Step 2: Convert to fraction form
    11,232.72/15,502.58 = 9,341.04/x
  3. Step 3: Cross multiply
    11,232.72x = 15,502.58 × 9,341.04
  4. Step 4: Simplify right side
    11,232.72x = 144,810,219.88
  5. Step 5: Solve for x
    x = 144,810,219.88/11,232.72
  6. Step 6: Final answer
    x = 12,891.82

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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.