Home / 8,075.86-12,116.12-2,530.80

Finding the Fourth Proportional to 8,075.86, 12,116.12 and 2,530.80

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Solution

The fourth proportional to 8,075.86, 12,116.12 and 2,530.80 is: 3,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.86 : 12,116.12 = 2,530.80 : x
  2. Step 2: Convert to fraction form
    8,075.86/12,116.12 = 2,530.80/x
  3. Step 3: Cross multiply
    8,075.86x = 12,116.12 × 2,530.80
  4. Step 4: Simplify right side
    8,075.86x = 30,663,463.84
  5. Step 5: Solve for x
    x = 30,663,463.84/8,075.86
  6. Step 6: Final answer
    x = 3,796.93

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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.