Home / 7,632.23-11,449.86-2,705.35

Finding the Fourth Proportional to 7,632.23, 11,449.86 and 2,705.35

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Solution

The fourth proportional to 7,632.23, 11,449.86 and 2,705.35 is: 4,058.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,632.23 : 11,449.86 = 2,705.35 : x
  2. Step 2: Convert to fraction form
    7,632.23/11,449.86 = 2,705.35/x
  3. Step 3: Cross multiply
    7,632.23x = 11,449.86 × 2,705.35
  4. Step 4: Simplify right side
    7,632.23x = 30,975,861.45
  5. Step 5: Solve for x
    x = 30,975,861.45/7,632.23
  6. Step 6: Final answer
    x = 4,058.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.