Home / 6,607.36-9,118.12-3,623.20

Finding the Fourth Proportional to 6,607.36, 9,118.12 and 3,623.20

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Solution

The fourth proportional to 6,607.36, 9,118.12 and 3,623.20 is: 5,000.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.36 : 9,118.12 = 3,623.20 : x
  2. Step 2: Convert to fraction form
    6,607.36/9,118.12 = 3,623.20/x
  3. Step 3: Cross multiply
    6,607.36x = 9,118.12 × 3,623.20
  4. Step 4: Simplify right side
    6,607.36x = 33,036,772.38
  5. Step 5: Solve for x
    x = 33,036,772.38/6,607.36
  6. Step 6: Final answer
    x = 5,000.00

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Half scale
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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.