Home / 10,289.84-15,442.27-3,716.53

Finding the Fourth Proportional to 10,289.84, 15,442.27 and 3,716.53

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Solution

The fourth proportional to 10,289.84, 15,442.27 and 3,716.53 is: 5,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.84 : 15,442.27 = 3,716.53 : x
  2. Step 2: Convert to fraction form
    10,289.84/15,442.27 = 3,716.53/x
  3. Step 3: Cross multiply
    10,289.84x = 15,442.27 × 3,716.53
  4. Step 4: Simplify right side
    10,289.84x = 57,391,709.14
  5. Step 5: Solve for x
    x = 57,391,709.14/10,289.84
  6. Step 6: Final answer
    x = 5,577.52

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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.