Home / 6,077.13-9,115.70-2,380.45

Finding the Fourth Proportional to 6,077.13, 9,115.70 and 2,380.45

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Solution

The fourth proportional to 6,077.13, 9,115.70 and 2,380.45 is: 3,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.13 : 9,115.70 = 2,380.45 : x
  2. Step 2: Convert to fraction form
    6,077.13/9,115.70 = 2,380.45/x
  3. Step 3: Cross multiply
    6,077.13x = 9,115.70 × 2,380.45
  4. Step 4: Simplify right side
    6,077.13x = 21,699,468.07
  5. Step 5: Solve for x
    x = 21,699,468.07/6,077.13
  6. Step 6: Final answer
    x = 3,570.68

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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.