Home / 3,582.39-5,372.58-1,242.30

Finding the Fourth Proportional to 3,582.39, 5,372.58 and 1,242.30

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Solution

The fourth proportional to 3,582.39, 5,372.58 and 1,242.30 is: 1,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.39 : 5,372.58 = 1,242.30 : x
  2. Step 2: Convert to fraction form
    3,582.39/5,372.58 = 1,242.30/x
  3. Step 3: Cross multiply
    3,582.39x = 5,372.58 × 1,242.30
  4. Step 4: Simplify right side
    3,582.39x = 6,674,356.13
  5. Step 5: Solve for x
    x = 6,674,356.13/3,582.39
  6. Step 6: Final answer
    x = 1,863.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.