Home / 6,607.39-9,117.99-3,623.17

Finding the Fourth Proportional to 6,607.39, 9,117.99 and 3,623.17

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Solution

The fourth proportional to 6,607.39, 9,117.99 and 3,623.17 is: 4,999.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.39 : 9,117.99 = 3,623.17 : x
  2. Step 2: Convert to fraction form
    6,607.39/9,117.99 = 3,623.17/x
  3. Step 3: Cross multiply
    6,607.39x = 9,117.99 × 3,623.17
  4. Step 4: Simplify right side
    6,607.39x = 33,036,027.83
  5. Step 5: Solve for x
    x = 33,036,027.83/6,607.39
  6. Step 6: Final answer
    x = 4,999.86

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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.