Home / 9,313.60-13,967.43-3,072.45

Finding the Fourth Proportional to 9,313.60, 13,967.43 and 3,072.45

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Solution

The fourth proportional to 9,313.60, 13,967.43 and 3,072.45 is: 4,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.60 : 13,967.43 = 3,072.45 : x
  2. Step 2: Convert to fraction form
    9,313.60/13,967.43 = 3,072.45/x
  3. Step 3: Cross multiply
    9,313.60x = 13,967.43 × 3,072.45
  4. Step 4: Simplify right side
    9,313.60x = 42,914,230.30
  5. Step 5: Solve for x
    x = 42,914,230.30/9,313.60
  6. Step 6: Final answer
    x = 4,607.70

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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.