Home / 3,590.14-5,387.64-1,742.08

Finding the Fourth Proportional to 3,590.14, 5,387.64 and 1,742.08

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Solution

The fourth proportional to 3,590.14, 5,387.64 and 1,742.08 is: 2,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.14 : 5,387.64 = 1,742.08 : x
  2. Step 2: Convert to fraction form
    3,590.14/5,387.64 = 1,742.08/x
  3. Step 3: Cross multiply
    3,590.14x = 5,387.64 × 1,742.08
  4. Step 4: Simplify right side
    3,590.14x = 9,385,699.89
  5. Step 5: Solve for x
    x = 9,385,699.89/3,590.14
  6. Step 6: Final answer
    x = 2,614.30

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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.