Home / 3,341.83-5,011.93-1,780.42

Finding the Fourth Proportional to 3,341.83, 5,011.93 and 1,780.42

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Solution

The fourth proportional to 3,341.83, 5,011.93 and 1,780.42 is: 2,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.83 : 5,011.93 = 1,780.42 : x
  2. Step 2: Convert to fraction form
    3,341.83/5,011.93 = 1,780.42/x
  3. Step 3: Cross multiply
    3,341.83x = 5,011.93 × 1,780.42
  4. Step 4: Simplify right side
    3,341.83x = 8,923,340.41
  5. Step 5: Solve for x
    x = 8,923,340.41/3,341.83
  6. Step 6: Final answer
    x = 2,670.20

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1.5x scale

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.