Home / 3,200.89-4,417.16-1,784.58

Finding the Fourth Proportional to 3,200.89, 4,417.16 and 1,784.58

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Solution

The fourth proportional to 3,200.89, 4,417.16 and 1,784.58 is: 2,462.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.89 : 4,417.16 = 1,784.58 : x
  2. Step 2: Convert to fraction form
    3,200.89/4,417.16 = 1,784.58/x
  3. Step 3: Cross multiply
    3,200.89x = 4,417.16 × 1,784.58
  4. Step 4: Simplify right side
    3,200.89x = 7,882,775.39
  5. Step 5: Solve for x
    x = 7,882,775.39/3,200.89
  6. Step 6: Final answer
    x = 2,462.68

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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.