Home / 6,765.80-10,149.10-2,605.23

Finding the Fourth Proportional to 6,765.80, 10,149.10 and 2,605.23

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Solution

The fourth proportional to 6,765.80, 10,149.10 and 2,605.23 is: 3,908.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.80 : 10,149.10 = 2,605.23 : x
  2. Step 2: Convert to fraction form
    6,765.80/10,149.10 = 2,605.23/x
  3. Step 3: Cross multiply
    6,765.80x = 10,149.10 × 2,605.23
  4. Step 4: Simplify right side
    6,765.80x = 26,440,733.28
  5. Step 5: Solve for x
    x = 26,440,733.28/6,765.80
  6. Step 6: Final answer
    x = 3,908.00

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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.