Home / 4,815.82-6,646.28-2,926.96

Finding the Fourth Proportional to 4,815.82, 6,646.28 and 2,926.96

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Solution

The fourth proportional to 4,815.82, 6,646.28 and 2,926.96 is: 4,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.82 : 6,646.28 = 2,926.96 : x
  2. Step 2: Convert to fraction form
    4,815.82/6,646.28 = 2,926.96/x
  3. Step 3: Cross multiply
    4,815.82x = 6,646.28 × 2,926.96
  4. Step 4: Simplify right side
    4,815.82x = 19,453,395.71
  5. Step 5: Solve for x
    x = 19,453,395.71/4,815.82
  6. Step 6: Final answer
    x = 4,039.48

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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.