Home / 3,582.08-4,943.40-2,166.24

Finding the Fourth Proportional to 3,582.08, 4,943.40 and 2,166.24

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Solution

The fourth proportional to 3,582.08, 4,943.40 and 2,166.24 is: 2,989.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.08 : 4,943.40 = 2,166.24 : x
  2. Step 2: Convert to fraction form
    3,582.08/4,943.40 = 2,166.24/x
  3. Step 3: Cross multiply
    3,582.08x = 4,943.40 × 2,166.24
  4. Step 4: Simplify right side
    3,582.08x = 10,708,590.82
  5. Step 5: Solve for x
    x = 10,708,590.82/3,582.08
  6. Step 6: Final answer
    x = 2,989.49

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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.