Home / 5,437.78-8,153.39-2,969.17

Finding the Fourth Proportional to 5,437.78, 8,153.39 and 2,969.17

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Solution

The fourth proportional to 5,437.78, 8,153.39 and 2,969.17 is: 4,451.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.78 : 8,153.39 = 2,969.17 : x
  2. Step 2: Convert to fraction form
    5,437.78/8,153.39 = 2,969.17/x
  3. Step 3: Cross multiply
    5,437.78x = 8,153.39 × 2,969.17
  4. Step 4: Simplify right side
    5,437.78x = 24,208,800.99
  5. Step 5: Solve for x
    x = 24,208,800.99/5,437.78
  6. Step 6: Final answer
    x = 4,451.96

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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.