Home / 5,509.49-7,601.10-3,622.08

Finding the Fourth Proportional to 5,509.49, 7,601.10 and 3,622.08

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Solution

The fourth proportional to 5,509.49, 7,601.10 and 3,622.08 is: 4,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.49 : 7,601.10 = 3,622.08 : x
  2. Step 2: Convert to fraction form
    5,509.49/7,601.10 = 3,622.08/x
  3. Step 3: Cross multiply
    5,509.49x = 7,601.10 × 3,622.08
  4. Step 4: Simplify right side
    5,509.49x = 27,531,792.29
  5. Step 5: Solve for x
    x = 27,531,792.29/5,509.49
  6. Step 6: Final answer
    x = 4,997.16

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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.