Home / 11,470.24-15,814.13-7,694.02

Finding the Fourth Proportional to 11,470.24, 15,814.13 and 7,694.02

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Solution

The fourth proportional to 11,470.24, 15,814.13 and 7,694.02 is: 10,607.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.24 : 15,814.13 = 7,694.02 : x
  2. Step 2: Convert to fraction form
    11,470.24/15,814.13 = 7,694.02/x
  3. Step 3: Cross multiply
    11,470.24x = 15,814.13 × 7,694.02
  4. Step 4: Simplify right side
    11,470.24x = 121,674,232.50
  5. Step 5: Solve for x
    x = 121,674,232.50/11,470.24
  6. Step 6: Final answer
    x = 10,607.82

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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.