Home / 4,570.28-6,839.58-2,814.50

Finding the Fourth Proportional to 4,570.28, 6,839.58 and 2,814.50

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Solution

The fourth proportional to 4,570.28, 6,839.58 and 2,814.50 is: 4,212.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,570.28 : 6,839.58 = 2,814.50 : x
  2. Step 2: Convert to fraction form
    4,570.28/6,839.58 = 2,814.50/x
  3. Step 3: Cross multiply
    4,570.28x = 6,839.58 × 2,814.50
  4. Step 4: Simplify right side
    4,570.28x = 19,249,997.91
  5. Step 5: Solve for x
    x = 19,249,997.91/4,570.28
  6. Step 6: Final answer
    x = 4,212.00

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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.