Home / 10,620.33-14,637.99-7,257.32

Finding the Fourth Proportional to 10,620.33, 14,637.99 and 7,257.32

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Solution

The fourth proportional to 10,620.33, 14,637.99 and 7,257.32 is: 10,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620.33 : 14,637.99 = 7,257.32 : x
  2. Step 2: Convert to fraction form
    10,620.33/14,637.99 = 7,257.32/x
  3. Step 3: Cross multiply
    10,620.33x = 14,637.99 × 7,257.32
  4. Step 4: Simplify right side
    10,620.33x = 106,232,504.40
  5. Step 5: Solve for x
    x = 106,232,504.40/10,620.33
  6. Step 6: Final answer
    x = 10,002.75

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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.