Home / 3,582.80-4,944.32-2,166.58

Finding the Fourth Proportional to 3,582.80, 4,944.32 and 2,166.58

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Solution

The fourth proportional to 3,582.80, 4,944.32 and 2,166.58 is: 2,989.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.80 : 4,944.32 = 2,166.58 : x
  2. Step 2: Convert to fraction form
    3,582.80/4,944.32 = 2,166.58/x
  3. Step 3: Cross multiply
    3,582.80x = 4,944.32 × 2,166.58
  4. Step 4: Simplify right side
    3,582.80x = 10,712,264.83
  5. Step 5: Solve for x
    x = 10,712,264.83/3,582.80
  6. Step 6: Final answer
    x = 2,989.91

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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.