Home / 10,791.36-14,891.02-6,075.28

Finding the Fourth Proportional to 10,791.36, 14,891.02 and 6,075.28

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Solution

The fourth proportional to 10,791.36, 14,891.02 and 6,075.28 is: 8,383.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791.36 : 14,891.02 = 6,075.28 : x
  2. Step 2: Convert to fraction form
    10,791.36/14,891.02 = 6,075.28/x
  3. Step 3: Cross multiply
    10,791.36x = 14,891.02 × 6,075.28
  4. Step 4: Simplify right side
    10,791.36x = 90,467,115.99
  5. Step 5: Solve for x
    x = 90,467,115.99/10,791.36
  6. Step 6: Final answer
    x = 8,383.29

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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.