Home / 11,470.56-15,832.74-7,492.24

Finding the Fourth Proportional to 11,470.56, 15,832.74 and 7,492.24

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Solution

The fourth proportional to 11,470.56, 15,832.74 and 7,492.24 is: 10,341.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.56 : 15,832.74 = 7,492.24 : x
  2. Step 2: Convert to fraction form
    11,470.56/15,832.74 = 7,492.24/x
  3. Step 3: Cross multiply
    11,470.56x = 15,832.74 × 7,492.24
  4. Step 4: Simplify right side
    11,470.56x = 118,622,687.94
  5. Step 5: Solve for x
    x = 118,622,687.94/11,470.56
  6. Step 6: Final answer
    x = 10,341.49

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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.