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Finding the Fourth Proportional to 4,483.74, 6,727.48 and 2,403.21

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Solution

The fourth proportional to 4,483.74, 6,727.48 and 2,403.21 is: 3,605.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.74 : 6,727.48 = 2,403.21 : x
  2. Step 2: Convert to fraction form
    4,483.74/6,727.48 = 2,403.21/x
  3. Step 3: Cross multiply
    4,483.74x = 6,727.48 × 2,403.21
  4. Step 4: Simplify right side
    4,483.74x = 16,167,541.20
  5. Step 5: Solve for x
    x = 16,167,541.20/4,483.74
  6. Step 6: Final answer
    x = 3,605.82

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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.