Home / 4,582.78-6,869.53-1,808.38

Finding the Fourth Proportional to 4,582.78, 6,869.53 and 1,808.38

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Solution

The fourth proportional to 4,582.78, 6,869.53 and 1,808.38 is: 2,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,582.78 : 6,869.53 = 1,808.38 : x
  2. Step 2: Convert to fraction form
    4,582.78/6,869.53 = 1,808.38/x
  3. Step 3: Cross multiply
    4,582.78x = 6,869.53 × 1,808.38
  4. Step 4: Simplify right side
    4,582.78x = 12,422,720.66
  5. Step 5: Solve for x
    x = 12,422,720.66/4,582.78
  6. Step 6: Final answer
    x = 2,710.74

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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.