Home / 4,919.16-7,403.49-3,693

Finding the Fourth Proportional to 4,919.16, 7,403.49 and 3,693

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Solution

The fourth proportional to 4,919.16, 7,403.49 and 3,693 is: 5,558.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.16 : 7,403.49 = 3,693 : x
  2. Step 2: Convert to fraction form
    4,919.16/7,403.49 = 3,693/x
  3. Step 3: Cross multiply
    4,919.16x = 7,403.49 × 3,693
  4. Step 4: Simplify right side
    4,919.16x = 27,341,088.57
  5. Step 5: Solve for x
    x = 27,341,088.57/4,919.16
  6. Step 6: Final answer
    x = 5,558.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.