Home / 11,699.97-17,547.36-3,378.17

Finding the Fourth Proportional to 11,699.97, 17,547.36 and 3,378.17

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Solution

The fourth proportional to 11,699.97, 17,547.36 and 3,378.17 is: 5,066.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,699.97 : 17,547.36 = 3,378.17 : x
  2. Step 2: Convert to fraction form
    11,699.97/17,547.36 = 3,378.17/x
  3. Step 3: Cross multiply
    11,699.97x = 17,547.36 × 3,378.17
  4. Step 4: Simplify right side
    11,699.97x = 59,277,965.13
  5. Step 5: Solve for x
    x = 59,277,965.13/11,699.97
  6. Step 6: Final answer
    x = 5,066.51

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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.