Home / 4,488.28-6,730.58-2,643.08

Finding the Fourth Proportional to 4,488.28, 6,730.58 and 2,643.08

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Solution

The fourth proportional to 4,488.28, 6,730.58 and 2,643.08 is: 3,963.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.28 : 6,730.58 = 2,643.08 : x
  2. Step 2: Convert to fraction form
    4,488.28/6,730.58 = 2,643.08/x
  3. Step 3: Cross multiply
    4,488.28x = 6,730.58 × 2,643.08
  4. Step 4: Simplify right side
    4,488.28x = 17,789,461.39
  5. Step 5: Solve for x
    x = 17,789,461.39/4,488.28
  6. Step 6: Final answer
    x = 3,963.54

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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.