Home / 6,426.28-9,628.41-4,313.95

Finding the Fourth Proportional to 6,426.28, 9,628.41 and 4,313.95

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Solution

The fourth proportional to 6,426.28, 9,628.41 and 4,313.95 is: 6,463.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.28 : 9,628.41 = 4,313.95 : x
  2. Step 2: Convert to fraction form
    6,426.28/9,628.41 = 4,313.95/x
  3. Step 3: Cross multiply
    6,426.28x = 9,628.41 × 4,313.95
  4. Step 4: Simplify right side
    6,426.28x = 41,536,457.75
  5. Step 5: Solve for x
    x = 41,536,457.75/6,426.28
  6. Step 6: Final answer
    x = 6,463.53

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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.