Home / 3,026.66-4,545.47-2,782.74

Finding the Fourth Proportional to 3,026.66, 4,545.47 and 2,782.74

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Solution

The fourth proportional to 3,026.66, 4,545.47 and 2,782.74 is: 4,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.66 : 4,545.47 = 2,782.74 : x
  2. Step 2: Convert to fraction form
    3,026.66/4,545.47 = 2,782.74/x
  3. Step 3: Cross multiply
    3,026.66x = 4,545.47 × 2,782.74
  4. Step 4: Simplify right side
    3,026.66x = 12,648,861.19
  5. Step 5: Solve for x
    x = 12,648,861.19/3,026.66
  6. Step 6: Final answer
    x = 4,179.15

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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.