Home / 5,891.20-8,836.75-2,428.45

Finding the Fourth Proportional to 5,891.20, 8,836.75 and 2,428.45

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Solution

The fourth proportional to 5,891.20, 8,836.75 and 2,428.45 is: 3,642.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.20 : 8,836.75 = 2,428.45 : x
  2. Step 2: Convert to fraction form
    5,891.20/8,836.75 = 2,428.45/x
  3. Step 3: Cross multiply
    5,891.20x = 8,836.75 × 2,428.45
  4. Step 4: Simplify right side
    5,891.20x = 21,459,605.54
  5. Step 5: Solve for x
    x = 21,459,605.54/5,891.20
  6. Step 6: Final answer
    x = 3,642.65

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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.