Home / 7,170.24-10,753.40-2,173.16

Finding the Fourth Proportional to 7,170.24, 10,753.40 and 2,173.16

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Solution

The fourth proportional to 7,170.24, 10,753.40 and 2,173.16 is: 3,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170.24 : 10,753.40 = 2,173.16 : x
  2. Step 2: Convert to fraction form
    7,170.24/10,753.40 = 2,173.16/x
  3. Step 3: Cross multiply
    7,170.24x = 10,753.40 × 2,173.16
  4. Step 4: Simplify right side
    7,170.24x = 23,368,858.74
  5. Step 5: Solve for x
    x = 23,368,858.74/7,170.24
  6. Step 6: Final answer
    x = 3,259.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.