Home / 9,104.75-12,564.80-5,126.01

Finding the Fourth Proportional to 9,104.75, 12,564.80 and 5,126.01

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Solution

The fourth proportional to 9,104.75, 12,564.80 and 5,126.01 is: 7,074.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.75 : 12,564.80 = 5,126.01 : x
  2. Step 2: Convert to fraction form
    9,104.75/12,564.80 = 5,126.01/x
  3. Step 3: Cross multiply
    9,104.75x = 12,564.80 × 5,126.01
  4. Step 4: Simplify right side
    9,104.75x = 64,407,257.84
  5. Step 5: Solve for x
    x = 64,407,257.84/9,104.75
  6. Step 6: Final answer
    x = 7,074.02

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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.