Home / 6,790.28-9,346.50-5,018.81

Finding the Fourth Proportional to 6,790.28, 9,346.50 and 5,018.81

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Solution

The fourth proportional to 6,790.28, 9,346.50 and 5,018.81 is: 6,908.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.28 : 9,346.50 = 5,018.81 : x
  2. Step 2: Convert to fraction form
    6,790.28/9,346.50 = 5,018.81/x
  3. Step 3: Cross multiply
    6,790.28x = 9,346.50 × 5,018.81
  4. Step 4: Simplify right side
    6,790.28x = 46,908,260.93
  5. Step 5: Solve for x
    x = 46,908,260.93/6,790.28
  6. Step 6: Final answer
    x = 6,908.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.