Home / 10,774.60-16,172.70-5,232.40

Finding the Fourth Proportional to 10,774.60, 16,172.70 and 5,232.40

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Solution

The fourth proportional to 10,774.60, 16,172.70 and 5,232.40 is: 7,853.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774.60 : 16,172.70 = 5,232.40 : x
  2. Step 2: Convert to fraction form
    10,774.60/16,172.70 = 5,232.40/x
  3. Step 3: Cross multiply
    10,774.60x = 16,172.70 × 5,232.40
  4. Step 4: Simplify right side
    10,774.60x = 84,622,035.48
  5. Step 5: Solve for x
    x = 84,622,035.48/10,774.60
  6. Step 6: Final answer
    x = 7,853.84

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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.