Home / 10,623.64-14,661.12-5,908

Finding the Fourth Proportional to 10,623.64, 14,661.12 and 5,908

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Solution

The fourth proportional to 10,623.64, 14,661.12 and 5,908 is: 8,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.64 : 14,661.12 = 5,908 : x
  2. Step 2: Convert to fraction form
    10,623.64/14,661.12 = 5,908/x
  3. Step 3: Cross multiply
    10,623.64x = 14,661.12 × 5,908
  4. Step 4: Simplify right side
    10,623.64x = 86,617,896.96
  5. Step 5: Solve for x
    x = 86,617,896.96/10,623.64
  6. Step 6: Final answer
    x = 8,153.32

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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.