Home / 7,412.32-10,229.43-4,225.96

Finding the Fourth Proportional to 7,412.32, 10,229.43 and 4,225.96

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Solution

The fourth proportional to 7,412.32, 10,229.43 and 4,225.96 is: 5,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.32 : 10,229.43 = 4,225.96 : x
  2. Step 2: Convert to fraction form
    7,412.32/10,229.43 = 4,225.96/x
  3. Step 3: Cross multiply
    7,412.32x = 10,229.43 × 4,225.96
  4. Step 4: Simplify right side
    7,412.32x = 43,229,162.00
  5. Step 5: Solve for x
    x = 43,229,162.00/7,412.32
  6. Step 6: Final answer
    x = 5,832.07

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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.