Home / 9,742.26-13,444.30-5,550.50

Finding the Fourth Proportional to 9,742.26, 13,444.30 and 5,550.50

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Solution

The fourth proportional to 9,742.26, 13,444.30 and 5,550.50 is: 7,659.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.26 : 13,444.30 = 5,550.50 : x
  2. Step 2: Convert to fraction form
    9,742.26/13,444.30 = 5,550.50/x
  3. Step 3: Cross multiply
    9,742.26x = 13,444.30 × 5,550.50
  4. Step 4: Simplify right side
    9,742.26x = 74,622,587.15
  5. Step 5: Solve for x
    x = 74,622,587.15/9,742.26
  6. Step 6: Final answer
    x = 7,659.68

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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.