Home / 2,916.08-4,374.20-968.44

Finding the Fourth Proportional to 2,916.08, 4,374.20 and 968.44

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Solution

The fourth proportional to 2,916.08, 4,374.20 and 968.44 is: 1,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.08 : 4,374.20 = 968.44 : x
  2. Step 2: Convert to fraction form
    2,916.08/4,374.20 = 968.44/x
  3. Step 3: Cross multiply
    2,916.08x = 4,374.20 × 968.44
  4. Step 4: Simplify right side
    2,916.08x = 4,236,150.25
  5. Step 5: Solve for x
    x = 4,236,150.25/2,916.08
  6. Step 6: Final answer
    x = 1,452.69

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1.5x scale

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.