Home / 12,075.98-16,670.68-7,601.90

Finding the Fourth Proportional to 12,075.98, 16,670.68 and 7,601.90

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Solution

The fourth proportional to 12,075.98, 16,670.68 and 7,601.90 is: 10,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,075.98 : 16,670.68 = 7,601.90 : x
  2. Step 2: Convert to fraction form
    12,075.98/16,670.68 = 7,601.90/x
  3. Step 3: Cross multiply
    12,075.98x = 16,670.68 × 7,601.90
  4. Step 4: Simplify right side
    12,075.98x = 126,728,842.29
  5. Step 5: Solve for x
    x = 126,728,842.29/12,075.98
  6. Step 6: Final answer
    x = 10,494.29

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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.