Home / 6,318.38-9,477.95-1,935.87

Finding the Fourth Proportional to 6,318.38, 9,477.95 and 1,935.87

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Solution

The fourth proportional to 6,318.38, 9,477.95 and 1,935.87 is: 2,903.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.38 : 9,477.95 = 1,935.87 : x
  2. Step 2: Convert to fraction form
    6,318.38/9,477.95 = 1,935.87/x
  3. Step 3: Cross multiply
    6,318.38x = 9,477.95 × 1,935.87
  4. Step 4: Simplify right side
    6,318.38x = 18,348,069.39
  5. Step 5: Solve for x
    x = 18,348,069.39/6,318.38
  6. Step 6: Final answer
    x = 2,903.92

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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.