Home / 9,742.58-13,444.91-5,550.74

Finding the Fourth Proportional to 9,742.58, 13,444.91 and 5,550.74

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Solution

The fourth proportional to 9,742.58, 13,444.91 and 5,550.74 is: 7,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.58 : 13,444.91 = 5,550.74 : x
  2. Step 2: Convert to fraction form
    9,742.58/13,444.91 = 5,550.74/x
  3. Step 3: Cross multiply
    9,742.58x = 13,444.91 × 5,550.74
  4. Step 4: Simplify right side
    9,742.58x = 74,629,104.76
  5. Step 5: Solve for x
    x = 74,629,104.76/9,742.58
  6. Step 6: Final answer
    x = 7,660.10

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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.