Home / 4,296.36-6,445.68-1,374.72

Finding the Fourth Proportional to 4,296.36, 6,445.68 and 1,374.72

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Solution

The fourth proportional to 4,296.36, 6,445.68 and 1,374.72 is: 2,062.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,296.36 : 6,445.68 = 1,374.72 : x
  2. Step 2: Convert to fraction form
    4,296.36/6,445.68 = 1,374.72/x
  3. Step 3: Cross multiply
    4,296.36x = 6,445.68 × 1,374.72
  4. Step 4: Simplify right side
    4,296.36x = 8,861,005.21
  5. Step 5: Solve for x
    x = 8,861,005.21/4,296.36
  6. Step 6: Final answer
    x = 2,062.44

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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.