Home / 6,075.20-9,110.10-2,786.60

Finding the Fourth Proportional to 6,075.20, 9,110.10 and 2,786.60

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Solution

The fourth proportional to 6,075.20, 9,110.10 and 2,786.60 is: 4,178.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.20 : 9,110.10 = 2,786.60 : x
  2. Step 2: Convert to fraction form
    6,075.20/9,110.10 = 2,786.60/x
  3. Step 3: Cross multiply
    6,075.20x = 9,110.10 × 2,786.60
  4. Step 4: Simplify right side
    6,075.20x = 25,386,204.66
  5. Step 5: Solve for x
    x = 25,386,204.66/6,075.20
  6. Step 6: Final answer
    x = 4,178.66

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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.