Home / 6,628.68-9,148.44-4,277.64

Finding the Fourth Proportional to 6,628.68, 9,148.44 and 4,277.64

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Solution

The fourth proportional to 6,628.68, 9,148.44 and 4,277.64 is: 5,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628.68 : 9,148.44 = 4,277.64 : x
  2. Step 2: Convert to fraction form
    6,628.68/9,148.44 = 4,277.64/x
  3. Step 3: Cross multiply
    6,628.68x = 9,148.44 × 4,277.64
  4. Step 4: Simplify right side
    6,628.68x = 39,133,732.88
  5. Step 5: Solve for x
    x = 39,133,732.88/6,628.68
  6. Step 6: Final answer
    x = 5,903.70

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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.