Home / 9,677.16-13,356.90-5,949

Finding the Fourth Proportional to 9,677.16, 13,356.90 and 5,949

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Solution

The fourth proportional to 9,677.16, 13,356.90 and 5,949 is: 8,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,677.16 : 13,356.90 = 5,949 : x
  2. Step 2: Convert to fraction form
    9,677.16/13,356.90 = 5,949/x
  3. Step 3: Cross multiply
    9,677.16x = 13,356.90 × 5,949
  4. Step 4: Simplify right side
    9,677.16x = 79,460,198.10
  5. Step 5: Solve for x
    x = 79,460,198.10/9,677.16
  6. Step 6: Final answer
    x = 8,211.11

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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.