Home / 3,629.94-5,441.45-1,547.08

Finding the Fourth Proportional to 3,629.94, 5,441.45 and 1,547.08

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Solution

The fourth proportional to 3,629.94, 5,441.45 and 1,547.08 is: 2,319.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.94 : 5,441.45 = 1,547.08 : x
  2. Step 2: Convert to fraction form
    3,629.94/5,441.45 = 1,547.08/x
  3. Step 3: Cross multiply
    3,629.94x = 5,441.45 × 1,547.08
  4. Step 4: Simplify right side
    3,629.94x = 8,418,337.13
  5. Step 5: Solve for x
    x = 8,418,337.13/3,629.94
  6. Step 6: Final answer
    x = 2,319.14

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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.