Home / 6,206.52-9,318.42-3,130.68

Finding the Fourth Proportional to 6,206.52, 9,318.42 and 3,130.68

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Solution

The fourth proportional to 6,206.52, 9,318.42 and 3,130.68 is: 4,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,206.52 : 9,318.42 = 3,130.68 : x
  2. Step 2: Convert to fraction form
    6,206.52/9,318.42 = 3,130.68/x
  3. Step 3: Cross multiply
    6,206.52x = 9,318.42 × 3,130.68
  4. Step 4: Simplify right side
    6,206.52x = 29,172,991.13
  5. Step 5: Solve for x
    x = 29,172,991.13/6,206.52
  6. Step 6: Final answer
    x = 4,700.38

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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.