Home / 5,690.39-8,535.58-2,916.54

Finding the Fourth Proportional to 5,690.39, 8,535.58 and 2,916.54

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Solution

The fourth proportional to 5,690.39, 8,535.58 and 2,916.54 is: 4,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.39 : 8,535.58 = 2,916.54 : x
  2. Step 2: Convert to fraction form
    5,690.39/8,535.58 = 2,916.54/x
  3. Step 3: Cross multiply
    5,690.39x = 8,535.58 × 2,916.54
  4. Step 4: Simplify right side
    5,690.39x = 24,894,353.20
  5. Step 5: Solve for x
    x = 24,894,353.20/5,690.39
  6. Step 6: Final answer
    x = 4,374.81

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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.