Home / 10,628.07-14,666.73-5,912.25

Finding the Fourth Proportional to 10,628.07, 14,666.73 and 5,912.25

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Solution

The fourth proportional to 10,628.07, 14,666.73 and 5,912.25 is: 8,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.07 : 14,666.73 = 5,912.25 : x
  2. Step 2: Convert to fraction form
    10,628.07/14,666.73 = 5,912.25/x
  3. Step 3: Cross multiply
    10,628.07x = 14,666.73 × 5,912.25
  4. Step 4: Simplify right side
    10,628.07x = 86,713,374.44
  5. Step 5: Solve for x
    x = 86,713,374.44/10,628.07
  6. Step 6: Final answer
    x = 8,158.90

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1.5x scale

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.