Home / 5,369.13-7,412.72-3,579.13

Finding the Fourth Proportional to 5,369.13, 7,412.72 and 3,579.13

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Solution

The fourth proportional to 5,369.13, 7,412.72 and 3,579.13 is: 4,941.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.13 : 7,412.72 = 3,579.13 : x
  2. Step 2: Convert to fraction form
    5,369.13/7,412.72 = 3,579.13/x
  3. Step 3: Cross multiply
    5,369.13x = 7,412.72 × 3,579.13
  4. Step 4: Simplify right side
    5,369.13x = 26,531,097.48
  5. Step 5: Solve for x
    x = 26,531,097.48/5,369.13
  6. Step 6: Final answer
    x = 4,941.41

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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.