Home / 5,204.19-7,802.61-1,916.85

Finding the Fourth Proportional to 5,204.19, 7,802.61 and 1,916.85

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Solution

The fourth proportional to 5,204.19, 7,802.61 and 1,916.85 is: 2,873.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.19 : 7,802.61 = 1,916.85 : x
  2. Step 2: Convert to fraction form
    5,204.19/7,802.61 = 1,916.85/x
  3. Step 3: Cross multiply
    5,204.19x = 7,802.61 × 1,916.85
  4. Step 4: Simplify right side
    5,204.19x = 14,956,432.98
  5. Step 5: Solve for x
    x = 14,956,432.98/5,204.19
  6. Step 6: Final answer
    x = 2,873.92

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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.