Home / 6,130.11-9,182.21-5,087.64

Finding the Fourth Proportional to 6,130.11, 9,182.21 and 5,087.64

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Solution

The fourth proportional to 6,130.11, 9,182.21 and 5,087.64 is: 7,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.11 : 9,182.21 = 5,087.64 : x
  2. Step 2: Convert to fraction form
    6,130.11/9,182.21 = 5,087.64/x
  3. Step 3: Cross multiply
    6,130.11x = 9,182.21 × 5,087.64
  4. Step 4: Simplify right side
    6,130.11x = 46,715,753.45
  5. Step 5: Solve for x
    x = 46,715,753.45/6,130.11
  6. Step 6: Final answer
    x = 7,620.70

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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.