Home / 3,673.15-5,478.74-3,081.24

Finding the Fourth Proportional to 3,673.15, 5,478.74 and 3,081.24

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Solution

The fourth proportional to 3,673.15, 5,478.74 and 3,081.24 is: 4,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.15 : 5,478.74 = 3,081.24 : x
  2. Step 2: Convert to fraction form
    3,673.15/5,478.74 = 3,081.24/x
  3. Step 3: Cross multiply
    3,673.15x = 5,478.74 × 3,081.24
  4. Step 4: Simplify right side
    3,673.15x = 16,881,308.99
  5. Step 5: Solve for x
    x = 16,881,308.99/3,673.15
  6. Step 6: Final answer
    x = 4,595.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.