Home / 9,839.51-13,578.43-5,363.26

Finding the Fourth Proportional to 9,839.51, 13,578.43 and 5,363.26

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Solution

The fourth proportional to 9,839.51, 13,578.43 and 5,363.26 is: 7,401.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.51 : 13,578.43 = 5,363.26 : x
  2. Step 2: Convert to fraction form
    9,839.51/13,578.43 = 5,363.26/x
  3. Step 3: Cross multiply
    9,839.51x = 13,578.43 × 5,363.26
  4. Step 4: Simplify right side
    9,839.51x = 72,824,603.13
  5. Step 5: Solve for x
    x = 72,824,603.13/9,839.51
  6. Step 6: Final answer
    x = 7,401.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.