Home / 6,318.68-9,477.66-1,935.80

Finding the Fourth Proportional to 6,318.68, 9,477.66 and 1,935.80

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Solution

The fourth proportional to 6,318.68, 9,477.66 and 1,935.80 is: 2,903.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.68 : 9,477.66 = 1,935.80 : x
  2. Step 2: Convert to fraction form
    6,318.68/9,477.66 = 1,935.80/x
  3. Step 3: Cross multiply
    6,318.68x = 9,477.66 × 1,935.80
  4. Step 4: Simplify right side
    6,318.68x = 18,346,854.23
  5. Step 5: Solve for x
    x = 18,346,854.23/6,318.68
  6. Step 6: Final answer
    x = 2,903.59

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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.