Home / 9,170.46-12,655.44-5,192.01

Finding the Fourth Proportional to 9,170.46, 12,655.44 and 5,192.01

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Solution

The fourth proportional to 9,170.46, 12,655.44 and 5,192.01 is: 7,165.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.46 : 12,655.44 = 5,192.01 : x
  2. Step 2: Convert to fraction form
    9,170.46/12,655.44 = 5,192.01/x
  3. Step 3: Cross multiply
    9,170.46x = 12,655.44 × 5,192.01
  4. Step 4: Simplify right side
    9,170.46x = 65,707,171.03
  5. Step 5: Solve for x
    x = 65,707,171.03/9,170.46
  6. Step 6: Final answer
    x = 7,165.09

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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.