Home / 9,313.16-13,966.77-3,072.02

Finding the Fourth Proportional to 9,313.16, 13,966.77 and 3,072.02

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Solution

The fourth proportional to 9,313.16, 13,966.77 and 3,072.02 is: 4,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.16 : 13,966.77 = 3,072.02 : x
  2. Step 2: Convert to fraction form
    9,313.16/13,966.77 = 3,072.02/x
  3. Step 3: Cross multiply
    9,313.16x = 13,966.77 × 3,072.02
  4. Step 4: Simplify right side
    9,313.16x = 42,906,126.94
  5. Step 5: Solve for x
    x = 42,906,126.94/9,313.16
  6. Step 6: Final answer
    x = 4,607.05

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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.