Home / 3,665.12-5,495.16-1,716.08

Finding the Fourth Proportional to 3,665.12, 5,495.16 and 1,716.08

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Solution

The fourth proportional to 3,665.12, 5,495.16 and 1,716.08 is: 2,572.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665.12 : 5,495.16 = 1,716.08 : x
  2. Step 2: Convert to fraction form
    3,665.12/5,495.16 = 1,716.08/x
  3. Step 3: Cross multiply
    3,665.12x = 5,495.16 × 1,716.08
  4. Step 4: Simplify right side
    3,665.12x = 9,430,134.17
  5. Step 5: Solve for x
    x = 9,430,134.17/3,665.12
  6. Step 6: Final answer
    x = 2,572.94

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1.5x scale

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.