Home / 2,926.39-4,038.42-1,600.09

Finding the Fourth Proportional to 2,926.39, 4,038.42 and 1,600.09

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Solution

The fourth proportional to 2,926.39, 4,038.42 and 1,600.09 is: 2,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.39 : 4,038.42 = 1,600.09 : x
  2. Step 2: Convert to fraction form
    2,926.39/4,038.42 = 1,600.09/x
  3. Step 3: Cross multiply
    2,926.39x = 4,038.42 × 1,600.09
  4. Step 4: Simplify right side
    2,926.39x = 6,461,845.08
  5. Step 5: Solve for x
    x = 6,461,845.08/2,926.39
  6. Step 6: Final answer
    x = 2,208.13

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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.