Home / 10,453.87-15,677.56-3,526.75

Finding the Fourth Proportional to 10,453.87, 15,677.56 and 3,526.75

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Solution

The fourth proportional to 10,453.87, 15,677.56 and 3,526.75 is: 5,289.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.87 : 15,677.56 = 3,526.75 : x
  2. Step 2: Convert to fraction form
    10,453.87/15,677.56 = 3,526.75/x
  3. Step 3: Cross multiply
    10,453.87x = 15,677.56 × 3,526.75
  4. Step 4: Simplify right side
    10,453.87x = 55,290,834.73
  5. Step 5: Solve for x
    x = 55,290,834.73/10,453.87
  6. Step 6: Final answer
    x = 5,289.03

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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.