Home / 3,582.48-4,943.82-2,256.21

Finding the Fourth Proportional to 3,582.48, 4,943.82 and 2,256.21

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Solution

The fourth proportional to 3,582.48, 4,943.82 and 2,256.21 is: 3,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.48 : 4,943.82 = 2,256.21 : x
  2. Step 2: Convert to fraction form
    3,582.48/4,943.82 = 2,256.21/x
  3. Step 3: Cross multiply
    3,582.48x = 4,943.82 × 2,256.21
  4. Step 4: Simplify right side
    3,582.48x = 11,154,296.12
  5. Step 5: Solve for x
    x = 11,154,296.12/3,582.48
  6. Step 6: Final answer
    x = 3,113.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.