Home / 5,534.33-7,639.79-3,646.89

Finding the Fourth Proportional to 5,534.33, 7,639.79 and 3,646.89

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Solution

The fourth proportional to 5,534.33, 7,639.79 and 3,646.89 is: 5,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.33 : 7,639.79 = 3,646.89 : x
  2. Step 2: Convert to fraction form
    5,534.33/7,639.79 = 3,646.89/x
  3. Step 3: Cross multiply
    5,534.33x = 7,639.79 × 3,646.89
  4. Step 4: Simplify right side
    5,534.33x = 27,861,455.52
  5. Step 5: Solve for x
    x = 27,861,455.52/5,534.33
  6. Step 6: Final answer
    x = 5,034.30

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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.