Home / 3,697.82-5,547.29-1,357.30

Finding the Fourth Proportional to 3,697.82, 5,547.29 and 1,357.30

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Solution

The fourth proportional to 3,697.82, 5,547.29 and 1,357.30 is: 2,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.82 : 5,547.29 = 1,357.30 : x
  2. Step 2: Convert to fraction form
    3,697.82/5,547.29 = 1,357.30/x
  3. Step 3: Cross multiply
    3,697.82x = 5,547.29 × 1,357.30
  4. Step 4: Simplify right side
    3,697.82x = 7,529,316.06
  5. Step 5: Solve for x
    x = 7,529,316.06/3,697.82
  6. Step 6: Final answer
    x = 2,036.15

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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.