Home / 9,135.05-12,606.44-5,102.26

Finding the Fourth Proportional to 9,135.05, 12,606.44 and 5,102.26

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Solution

The fourth proportional to 9,135.05, 12,606.44 and 5,102.26 is: 7,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.05 : 12,606.44 = 5,102.26 : x
  2. Step 2: Convert to fraction form
    9,135.05/12,606.44 = 5,102.26/x
  3. Step 3: Cross multiply
    9,135.05x = 12,606.44 × 5,102.26
  4. Step 4: Simplify right side
    9,135.05x = 64,321,277.53
  5. Step 5: Solve for x
    x = 64,321,277.53/9,135.05
  6. Step 6: Final answer
    x = 7,041.16

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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.