Home / 5,509.08-7,605.72-3,623.99

Finding the Fourth Proportional to 5,509.08, 7,605.72 and 3,623.99

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Solution

The fourth proportional to 5,509.08, 7,605.72 and 3,623.99 is: 5,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.08 : 7,605.72 = 3,623.99 : x
  2. Step 2: Convert to fraction form
    5,509.08/7,605.72 = 3,623.99/x
  3. Step 3: Cross multiply
    5,509.08x = 7,605.72 × 3,623.99
  4. Step 4: Simplify right side
    5,509.08x = 27,563,015.19
  5. Step 5: Solve for x
    x = 27,563,015.19/5,509.08
  6. Step 6: Final answer
    x = 5,003.20

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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.