Home / 4,386.02-6,579.17-1,919.57

Finding the Fourth Proportional to 4,386.02, 6,579.17 and 1,919.57

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Solution

The fourth proportional to 4,386.02, 6,579.17 and 1,919.57 is: 2,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.02 : 6,579.17 = 1,919.57 : x
  2. Step 2: Convert to fraction form
    4,386.02/6,579.17 = 1,919.57/x
  3. Step 3: Cross multiply
    4,386.02x = 6,579.17 × 1,919.57
  4. Step 4: Simplify right side
    4,386.02x = 12,629,167.76
  5. Step 5: Solve for x
    x = 12,629,167.76/4,386.02
  6. Step 6: Final answer
    x = 2,879.41

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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.