Home / 7,075.56-9,765.12-4,092.36

Finding the Fourth Proportional to 7,075.56, 9,765.12 and 4,092.36

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Solution

The fourth proportional to 7,075.56, 9,765.12 and 4,092.36 is: 5,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.56 : 9,765.12 = 4,092.36 : x
  2. Step 2: Convert to fraction form
    7,075.56/9,765.12 = 4,092.36/x
  3. Step 3: Cross multiply
    7,075.56x = 9,765.12 × 4,092.36
  4. Step 4: Simplify right side
    7,075.56x = 39,962,386.48
  5. Step 5: Solve for x
    x = 39,962,386.48/7,075.56
  6. Step 6: Final answer
    x = 5,647.95

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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.