Home / 4,690.86-7,032.78-2,841.56

Finding the Fourth Proportional to 4,690.86, 7,032.78 and 2,841.56

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Solution

The fourth proportional to 4,690.86, 7,032.78 and 2,841.56 is: 4,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.86 : 7,032.78 = 2,841.56 : x
  2. Step 2: Convert to fraction form
    4,690.86/7,032.78 = 2,841.56/x
  3. Step 3: Cross multiply
    4,690.86x = 7,032.78 × 2,841.56
  4. Step 4: Simplify right side
    4,690.86x = 19,984,066.34
  5. Step 5: Solve for x
    x = 19,984,066.34/4,690.86
  6. Step 6: Final answer
    x = 4,260.21

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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.