Home / 3,248.20-4,871.58-1,582.28

Finding the Fourth Proportional to 3,248.20, 4,871.58 and 1,582.28

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Solution

The fourth proportional to 3,248.20, 4,871.58 and 1,582.28 is: 2,373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.20 : 4,871.58 = 1,582.28 : x
  2. Step 2: Convert to fraction form
    3,248.20/4,871.58 = 1,582.28/x
  3. Step 3: Cross multiply
    3,248.20x = 4,871.58 × 1,582.28
  4. Step 4: Simplify right side
    3,248.20x = 7,708,203.60
  5. Step 5: Solve for x
    x = 7,708,203.60/3,248.20
  6. Step 6: Final answer
    x = 2,373.07

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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.